Pfeiffer - Conference Papers

Epidemiology Division

The Royal 
Veterinary
College

[ Dr. Javier Guitian ] [ Dr. Kristien Verheyen ] [ Dr. David Brodbelt ] [ Dr. Barbara Wieland ] [ Dr. Jackie Cardwell ] [ Dr. Lisa Collins ] [ Dr. Brendan Jackson ] [ Dr. Gillian Diesel ] [ Dr. Lucy Asher ] [ Kim Stevens ] [ Angel Ortiz-Pelaez ] [ Solenne Costard ] [ Anette Loeffler ] [ Prof. Dirk Pfeiffer ]


Pfeiffer - Conference Papers

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Published Conference Papers

Pfeiffer,D.U. (1987): Improvement of the Colombian Animal Health and Production System. In Proceedings of 4^th Specialist Workshop on Epidemiological Techniques in Animal Health for Veterinarians Working in ASEAN Countries, Bukittinggi, Indonesia, August 1987;

Pfeiffer,D.U., Córtes,E. and Otte,E. (1988): Management Factors Affecting the Prevalence of Brucellosis in Traditionally Managed Cattle Herds in Northern Colombia. In P. Willeberg, J.F. Agger and H.P. Riemann (eds) Proceedings of 5^th International Symposium on Veterinary Epidemiology and Economics. Acta Veterinaria Scandinavia, Suppl.84, 133-135;

Chesterton,N, Pfeiffer,D.U., Morris,R.S. and Tanner,C. (1988): Environmental and Behavioural Factors Affecting the Prevalence of Lameness in New Zealand Dairy Herds - A Case-Control Study. In P. Willeberg, J.F. Agger and H.P. Riemann (eds) Proceedings of 5^th International Symposium on Veterinary Epidemiology and Economics. Acta Veterinaria Scandinavia, Suppl.84, 185-187;

Morris,R.S. and Pfeiffer,D.U. (1991): Bovine Tuberculosis complicated by a feral reservoir species - Is there an answer?. In Proceedings of a Symposium on Tuberculosis, Publication No.132, Veterinary Continuing Education, Massey University, Palmerston North, New Zealand, 1-8;

Pfeiffer,D.U. and Morris,R.S. (1991): A longitudinal study of bovine tuberculosis in possums and cattle. In Proceedings of a Symposium on Tuberculosis, Publication No.132, Veterinary Continuing Education, Massey University, Palmerston North, New Zealand, 17-39;

Pfeiffer,D.U., Morris,R.S. and Ryan,T.J. (1991): Factors influencing tuberculosis breakdowns in herds. In Proceedings of a Symposium on Tuberculosis, Publication No.132, Veterinary Continuing Education, Massey University, Palmerston North, New Zealand, 277-290;

Pfeiffer,D.U., Morris.R.S., Harris,A., Jackson,R. and Paterson,B. (1991): The epidemiology of bovine tuberculosis in the common brushtail possum. In S.W. Martin (ed) Proceedings of 6^th International Symposium for Veterinary Epidemiology and Economics, Ottawa, Canada, August 1991, 430-433;

Pfeiffer,D.U. and Morris,R.S. (1992): Epidemiology of tuberculosis in possums. In J.S. McKenzie (ed) Proceedings of 1992 Annual Conference of the Epidemiology Chapter of the Australian College of Veterinary Scientists, 84-106;

Pfeiffer,D.U., Stern,M.W., Morris,R.S., Jackson,R. and Paterson,B. (1993): Bovine tuberculosis in possums in New Zealand - A computer simulation model. In Epidemiology Proceedings of the 1993 National Conference of the Australian Veterinary Association, Gold Coast, Queensland, Australia, May 18, 1993, 12pp;

Hutabarat,T.S.P.N., Morris,R.S. and Pfeiffer,D.U. (in press): The use of survival analysis to assess cattle productivity in Nusa Tenggara, Indonesia. In Proceedings of Seminar on Cattle health and productivity survey, Eastern Islands Veterinary Services Project, Denpasar, Bali, Indonesia, May 16 to 18, 1994;

Hutabarat,T.S.P.N., Morris,R.S. and Pfeiffer,D.U. (in press): Factors associated with weight gain and calving rate in cattle of Nusa Tenggara, Indonesia. In Proceedings of Seminar on Cattle health and productivity survey, Eastern Islands Veterinary Services Project, Denpasar, Bali, Indonesia, May 16 to 18, 1994;

Pfeiffer,D.U, Morris,R.S. and Sanson,R.L. (1994): Application of GIS in animal disease control - possibilities and limits. Paper presented at WHO Consultation on Development and Application of Geographical Methods in the Epidemiology of Zoonoses, Wusterhausen, Germany, May 30 to June 2, 1994;

Pfeiffer,D.U., Jackson,R. and Morris,R.S. (1994): "Die Epidemiologie der Rindertuberkulose bei wildlebenden Possums in Neuseeland". In Proceedings of Annual meeting of "Forum for Epidemiology and Animal Health", Berne, Switzerland, June 9, 1994, 8pp;

Audigé,L., Wilson,P.R., Morris,R.S. and Pfeiffer,D.U. (1994): Risk factors for adult hind conception. In P.R. Wilson (ed) Proceedings of a Deer Course for Veterinarians. NZVA Deer Branch Course No. 11, 278-293;

Audigé,L., Wilson,P.R., Morris,R.S. and Pfeiffer,D.U. (1994): Risk factors for weaner deer bodyweight. In P.R. Wilson (ed) Proceedings of a Deer Course for Veterinarians. NZVA Deer Branch Course No. 11, 318-326;

Pfeiffer,D.U. (1994): Clinical trials : how many animals do you need? In P.R. Wilson (ed) Proceedings of a Deer Course for Veterinarians. NZVA Deer Branch Course No. 11, 77-82;

Pfeiffer,D.U. (1994): Putting together the web of factors associated with complex diseases. In P.R. Wilson (ed) Proceedings of a Deer Course for Veterinarians. NZVA Deer Branch Course No. 11, 62-66;

Pfeiffer,D.U. (1994): What do diagnostic tests really tell us? In P.R. Wilson (ed) Proceedings of a Deer Course for Veterinarians. NZVA Deer Branch Course No. 11, 54-61;

Wongnarkpet,S., Morris,R.S. and Pfeiffer,D.U. (1994): Pig productivity comparison between tropical and temperate climates. In P. Poomvises and I. Ingkaninun (eds) Proceedings of 13th International Pig Veterinary Society Congress, Bangkok, Thailand, June 26-30, 1994. Chulangkorn University, Faculty of Veterinary Science, 1p.

Pfeiffer,D.U., Stern,M.W. and Morris,R.S. (1994): PossPOP - A geographical simulation model of bovine tuberculosis infection in a wildlife population. In G.J. Rowlands, M.N. Kyule and B.D. Perry (eds) Special Issue: Proceedings of the 7th International Symposium on Veterinary Epidemiology and Economics, Nairobi, 15th-19th August, 1994. The Kenya Veterinarian 18(2), 313-315;

Pfeiffer,D.U., Jackson,R., de Lisle,G.W., Collins,D.M. and Morris,R.S. (1994): The use of genetic markers to clarify tuberculosis epidemiology. In G.J. Rowlands, M.N. Kyule and B.D. Perry (eds) Special Issue: Proceedings of the 7th International Symposium on Veterinary Epidemiology and Economics, Nairobi, 15th-19th August, 1994. The Kenya Veterinarian 18(2), 293-295;

Pfeiffer,D.U. and Morris,R.S. (1994): Comparison of four multivariate techniques for causal analysis of epidemiological field studies. In G.J. Rowlands, M.N. Kyule and B.D. Perry (eds) Special Issue: Proceedings of the 7th International Symposium on Veterinary Epidemiology and Economics, Nairobi, 15th-19th August, 1994. The Kenya Veterinarian 18(2), 165-170;

Pfeiffer,D.U. and Morris,R.S. (1994): Spatial analysis techniques in veterinary epidemiology. In G.J. Rowlands, M.N. Kyule and B.D. Perry (eds) Special Issue: Proceedings of the 7th International Symposium on Veterinary Epidemiology and Economics, Nairobi, 15th-19th August, 1994. The Kenya Veterinarian 18(2), 483-485;

Audigé,L., Wilson,P.R., Morris,R.S. and Pfeiffer,D.U. (1994): Herd health and production profiling as an epidemiological tool in the study of farmed red deer in New Zealand. In G.J. Rowlands, M.N. Kyule and B.D. Perry (eds) Special Issue: Proceedings of the 7th International Symposium on Veterinary Epidemiology and Economics, Nairobi, 15th-19th August, 1994. The Kenya Veterinarian 18(2), 344-346;

Wongnarkpet,S., Morris,R.S., Stern,M.W. and Pfeiffer,D.U. (1994): PigFIX - Pig fertility investigation expert system. In G.J. Rowlands, M.N. Kyule and B.D. Perry (eds) Special Issue: Proceedings of the 7^th International Symposium on Veterinary Epidemiology and Economics, Nairobi, 15-19 August, 1994. The Kenya Veterinarian 18(2), 454-456;

Jackson,R., Pfeiffer,D.U., Paterson,B.M., Morris,R.S. and de Lisle,G.W. (1994): Identification of processes producing spatial heterogeneity in the transmission and manifestation of a wildlife disease. In G.J. Rowlands, M.N. Kyule and B.D. Perry (eds) Special Issue: Proceedings of the 7th International Symposium on Veterinary Epidemiology and Economics, Nairobi, 15th-19th August, 1994. The Kenya Veterinarian 18(2), 310-312;

Janviriyasopak,O., Morris,R.S. and Pfeiffer,D.U. (1994): Health and productivity of village chickens in Thailand. In G.J. Rowlands, M.N. Kyule and B.D. Perry (eds) Special Issue: Proceedings of the 7th International Symposium on Veterinary Epidemiology and Economics, Nairobi, 15th-19th August, 1994. The Kenya Veterinarian 18(2), 113-115;

Morris,R.S., Wongnarkpet,S. and Pfeiffer,D.U. (1994): Pneumonia in growing pigs. In Pig Health and Productivity. Veterinary Continuing Education Publication No.161, Massey University, 28-33;

Pfeiffer,D.U. and Morris,R.S. (1994): The impact of genetics on disease problems in pigs. In Pig Health and Productivity. Veterinary Continuing Education Publication No.161, Massey University, 51-53;

Morris,R.S. and Pfeiffer,D.U. (1995): Wildlife disease - the ultimate epidemiological challenge. In J. Morton (ed) Proceedings of the Epidemiology Chapter of the Australian College of Veterinary Scientists for the Australian Veterinary Association Conference, Melbourne, Australia, May 21-26, 1995. Australian College of Veterinary Scientists, Indooroopilly, Queensland, Australia, 234-237;

Gibson,K.T., Burbidge,H. and Pfeiffer,D. (1995): Flexor tendon and suspensory ligament injuries in New Zealand performance horses. In Proceedings of Annual Conference of New Zealand Veterinary Association, July, 1995;

Pfeiffer,D.U., Cochrane,T., Stern,M.W. and Morris,R.S. (1995): A geographical simulation model of bovine tuberculosis in wild possum populations. In F. Griffin and G. de Lisle (eds Tuberculosis in Wildlife and Domestic Animals. Proceedings of the Second International Conference on Mycobacterium bovis, University of Otago, Dunedin, New Zealand, 28^th August - 1^st September 1995. Otago Conference Series No.3, University of Otago Press, Dunedin, New Zealand, 165-167;

Pfeiffer,D.U., Cochrane,T., Stern,M.W. and Morris,R.S. (1995): The use of a geographic model in setting directions for future control methods. In F. Griffin and G. de Lisle (eds) Tuberculosis in Wildlife and Domestic Animals. Proceedings of the Second International Conference on Mycobacterium bovis, University of Otago, Dunedin, New Zealand, 28^th August - 1^st September 1995. Otago Conference Series No.3, University of Otago Press, Dunedin, New Zealand, 219-221;

Pfeiffer,D.U. (1995): Epidemiological methods in disease investigations. In F.Griffin and G.de Lisle (eds) Tuberculosis in Wildlife and Domestic Animals. Proceedings of the Second International Conference on Mycobacterium bovis, University of Otago, Dunedin, New Zealand, 28^th August - 1^st September 1995. Otago Conference Series No.3, University of Otago Press, Dunedin, New Zealand, 247-251;

Lugton,I., Jackson,R., Pfeiffer,D.U., Buddle,B. and Morris,R.S. (1995): Serological tests for the diagnosis of bovine tuberculosis in possums: An evaluation of three immuno-absorbent assays. In F. Griffin and G. De Lisle (eds) Proceedings of the Second International Mycobacterium bovis Conference, Dunedin, New Zealand, 28th August - 1st September 1995.

Pfeiffer,D.U., Morris,R.S. and Hutabarat,T.S.P.N. (1996): Approaches to Animal Health Care in tropical and sub-tropical Asia. In D.U. Pfeiffer (ed) Proceedings of an International Seminar on Animal Health Activities in Southern Africa. February 26 to March 8, 1996, Mzuzu, Malawi;

Pfeiffer,D.U. (1996): Issues to consider in the design of a field questionnaire. In D.U. Pfeiffer (ed) Proceedings of an International Seminar on Animal Health Activities in Southern Africa. February 26 to March 8, 1996, Mzuzu, Malawi;

Pfeiffer,D.U. (1996): Processing and analysis of questionnaire data. In D.U. Pfeiffer (ed) Proceedings of an International Seminar on Animal Health Activities in Southern Africa. February 26 to March 8, 1996, Mzuzu, Malawi;

Pfeiffer,D.U. (1996): Economic evaluations of animal health programmes. In D.U. Pfeiffer (ed) Proceedings of an International Seminar on Animal Health Activities in Southern Africa. February 26 to March 8, 1996, Mzuzu, Malawi;

Stärk,K.D.C., Frei,P.P., Frei-Stäheli,C., Pfeiffer,D.U. and Audigé,L. (1996): A health profile of Swiss dairy cows. In M.V. Thrusfield and E.A. Goodall (eds) Proceedings of a meeting held at the University of Glasgow on 27^th, 28^th and 29^th of March 1996. Society for Veterinary Epidemiology and Preventive Medicine, Agricultural Economics Unit, University of Exeter, Exeter, England. pp. 86-93;

Wongnarkpet,S., Pfeiffer,D.U. and Morris,R.S. (1996): Evaluation of vaccination for control of respiratory disease. In Proceedings of AAPV - NZPVS 2nd Pan Pacific Programme, 24th-26th June, Christchurch, New Zealand. 1996, pp. 45-47;

Kasemsuwan,S., Morris,R.S. and Pfeiffer, D.U. (1996): The effect of feed supplementation in the control of summer-autumn infertility in outdoor and indoor pigs herds in New Zealand. In Proceedings of AAPV - NZPVS 2nd Pan Pacific Programme, 24th-26th June, Christchurch, New Zealand. 1996, pp. 27-29;

Pfeiffer,D.U. and Morris,R.S. (1996): Vets on the net. In Proceedings of Cattle Sessions. Second Pan Pacific Veterinary Conference. Christchurch, New Zealand. Veterinary Continuing Education, Massey University, New Zealand, 1996. Publication No.171, pp. 279-288;

Pfeiffer,D.U. (1996): Issues related to spatial analysis. In: J. McKenzie (ed) Proceedings of the epidemiology and state veterinary programmes. New Zealand Veterinary Association / Australian Veterinary Association Second Pan Pacific Veterinary Conference, Christchurch, 23-28 June 1996. 83-105;

Gibson,K.T., Burbidge,H.M., Anderson,B.H. and Pfeiffer,D.U. (1996): Tendonitis of the branches of insertion of the superficial digital flexor tendon in horses: 14 cases. In Proceedings of equine programme. New Zealand Veterinary Association / Australian Veterinary Association Second Pan Pacific Veterinary Conference, Christchurch, 23-28 June 1996;

Burbidge,H.M., Gibson,K.T. and Pfeiffer,D.U. (1996): Overview of tendon injuries in New Zealand performance horses. In Proceedings of equine programme. New Zealand Veterinary Association / Australian Veterinary Association Second Pan Pacific Veterinary Conference, Christchurch, 23-28 June 1996;

Stärk,K.D.C., Pfeiffer,D.U. and Morris,R.S. (1996): Predicting respiratory disease levels from farm risk factors by computer program. In Proceedings of International Pig Veterinary Society Congress, Bologna, 1996;

Pfeiffer,D.U. (1996): Decision analysis in animal health. Paper presented at International Training Course Risk Analysis and Animal Health, Dübendorf / Switzerland, August 25-30, 1996, 16pp;

Corner,L.A., Morris,R.S. and Pfeiffer,D.U. (1997): Development of a vaccination strategy against wildlife tuberculosis. In „Vaccination as a means for control of bovine tuberculosis" Proceedings of a workshop organised by the Possum and Bovine Tuberculosis National Science Strategy Committee, 27-28 November 1996, Wallaceville, New Zealand. 2pp;

Pfeiffer,D. (1997): Simulation developments with PossPOP. In „Vaccination as a means for control of bovine tuberculosis" Proceedings of a workshop organised by the Possum and Bovine Tuberculosis National Science Strategy Committee, 27-28 November 1996, Wallaceville, New Zealand. 2pp;

Lugton,I., Jackson,R., Pfeiffer,D., Buddle,B., Aldwell,F. and Morris,R. (1997): Diagnosis of tuberculosis in possums. In „Vaccination as a means for control of bovine tuberculosis" Proceedings of a workshop organised by the Possum and Bovine Tuberculosis National Science Strategy Committee, 27-28 November 1996, Wallaceville, New Zealand. 14pp;

Leidl,K., Pfeiffer,D.U. and Morris,R.S. (1997): Primary animal health care systems: A sustainable approach for providing animal health services in Africa and Asia. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 02.26.1-2;

Hutabarat,T.S.P.N., Pfeiffer,D.U. and Morris,R.S. (1997): Factors influencing smallholder cattle production in Indonesia. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 02.13.1-3;

Kasemsuwan,S., Pfeiffer,D.U., and Morris,R.S. (1997): Analysis of routinely collected reproductive performance data to investigate the epidemiology of seasonal infertility in sows in New Zealand. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 05.25.1-3;

McKenzie,J., Morris,R. and Pfeiffer,D. (1997): Identification of environmental predictors of disease in wildlife populations. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 01.13.1-3;

Macchi,C., Pomroy,W., Pfeiffer,D., Morris,R., West,D. and Sanson,R. (1997): Anthelmintic resistance: A questionnaire study of farmer practices. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 05.03.1-3;

Pfeiffer,D.U., Duchateau,L., Kruska,R.L., Ushewokunze-Obatolu,U. and Perry,B.D. (1997): A spatially predictive logistic regression model for occurrence of theileriosis outbreaks in Zimbabwe. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 12.12.1-3;

Pfeiffer,D.U., Williamson,N.B. and Thornton,R.N. (1997): A simple spreadsheet simulation model of the economic effects of Neospora caninum abortions in dairy cattle in New Zealand. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 10.12.1-3;

Audigè,L., Pfeiffer,D.U., Morris,R.S. and Wilson,P. (1997): Causal modelling with and without random effects – An example from a deer herd health and productivity profiling study. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 13.20.1-3;;

Burton,L., Allen,G., Hayes,D., Pfeiffer,D. and Morris,R. (1997): A novel approach to disease control. An industry operated programme for bovine leukaemia virus in New Zealand. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 08.08.1-3;

Lugton,I., Pfeiffer,D.U., Jackson,R. and Morris,R.S. (1997): Effects of stress in the epidemiology of tuberculosis in possums. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 01.05.1-3;

Hayes,D., Morris,R. and Pfeiffer,D. (1997): Production and reproductive response to use of an on-farm management information system for dairy herds. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 08.07.1-3;

Pfeiffer,D.U. (1997): Quantitative risk assessment. In R.Ruppanner (ed.) Risk Analysis and Animal Health - A Course Manual. International Training Course, Dübendorf, Switzerland, July 13-18, 1997, 701-721;

Pfeiffer,D.U. (1997): Decision making and risk analysis. In R.Ruppanner (ed.) Risk Analysis and Animal Health - A Course Manual. International Training Course, Dübendorf, Switzerland, July 13-18, 1997, 861-877;

Gibson,K.T., Burbidge,H.M. and Pfeiffer,D.U. (1997): Superficial digital flexor tendonitis in thoroughbred racehorses: Outcome following non-surgical treatment and superior check desmotomy. In Proceedings of 1997 ACVS Veterinary Symposium, 25^th Annual Surgical Forum, 32^nd Annual Scientific Meeting - Large Animal, Orlando, Florida October 16-19 1997. p7;

Burbidge,H.M., Gibson,K.T. and Pfeiffer,D.U. (1997): Soft tissue injuries in the forelimbs of New Zealand performance horses. Paper presented at 10^th Federation of Asian Veterinary Associations Congress, Cairns, Australia, August 24-28, 1997;

Pfeiffer,D.U., Wichtel,J.W., Reichel,M.P., Williamson,N.B., Teague,W.R. and Thornton,R.N. (1998): Investigations into the epidemiology of Neospora caninum infection in dairy cattle in New Zealand. In Proceedings of Dairy Cattle and Industry Sessions. 75^th Jubilee NZVA Conference, Rotorua. Veterinary Continuing Education, Massey University, Palmerston North, New Zealand. Publication No. 184, 279-292;

Teekayuwat,T. and Pfeiffer,D.U. (1998): Job satisfaction among New Zealand veterinarians. In Proceedings of Combined State and Epidemiology & Animal Health Management Sessions. 75^th Jubilee NZVA Conference, Rotorua. Veterinary Continuing Education, Massey University, Palmerston North, New Zealand. Publication No. 187, 69-74;

Chesterton,R.N, Sauter-Louis,C.M. and Pfeiffer,D.U. (1998): A longitudinal field study of the relationship between the occurrence of lameness and herd dominance related behavioural factors in New Zealand dairy cows. In Proceedings of 20^th World Association for Buiatrics Congress. Australian Association of Cattle Veterinarians, Indooroopilly. pp 85-90;

Stärk,K., Pfeiffer,D., Teuffert,J., Kramer,M. and Staubach,C. (1998): Evaluation von Kontrollmassnahmen zur Bekämpfung der klassischen Schweinepest mittels eines stochastischen Simulationsmodells. In Proceedings of Meeting of „Fachgruppe Epidemiologie und Dokumentation" of Deutsche Veterinärmedizinische Gesellschaft. Wusterhausen, Germany, September 2. – 4, 1998;

Hüttner,K., Jere,F., Leidl, K. and Pfeiffer,D. (1998): Target group orientation of a basic animal health service program - First results of an impact assessment in northern Malawi. In Proceedings of 9^th International Conference of Institutes of Tropical Veterinary Medicine, September 14 - 18, Harare, Zimbabwe;

Mueller, T., Hlinak, A., Muehle, R.U., Kramer, M., Liebherr, H., Ziedler, K. and Pfeiffer, D.U. (1998): A descriptive epidemiological analysis of viral pathogens in migrating bean geese (Anser fanialis) and white-fronted geese (Anser albiformis) with special emphasis on Newcastle disease. 3^rd International Conference of the European Wildlife Diseases Association, Edinburgh, September 16-20, 1998. p6;

Stärk,K.D.C. and Pfeiffer,D,U (1999). The use of experimental design methods for sensitivity analysis of a computer simulation experiment. In: Goodall,E.A. and Thrusfield,M,V. (eds.) Proceedings of a meeting held at University of Bristol from March 24^th to 26^th 1999. Society for Veterinary Epidemiology and Preventive Medicine. p 53-60.

Perkins,N.R. and Pfeiffer,D.U. (1999): An introduction to decision analysis I: decision trees. In: McDougall S, Parkinson T, eds. Proceedings of 16^th Annual Seminar of the Society of Dairy Cattle Veterinarians of the NZVA. NZVA Conference, Nelson, New Zealand, 28 June - 3 July 1999. Palmerston North, New Zealand: Veterinary Continuing Education, Massey University. p 163-174.

Perkins,N.R. and Pfeiffer,D.U. (1999): An introduction to decision analysis II: decision under risk. In: McDougall S, Parkinson T, eds. Proceedings of 16^th Annual Seminar of the Society of Dairy Cattle Veterinarians of the NZVA. NZVA Conference, Nelson, New Zealand, 28 June - 3 July 1999. Palmerston North, New Zealand: Veterinary Continuing Education, Massey University. p 175-184.

Olczak,J., Jones,BR., Morris,R.S., Squires,R.A., Pfeiffer,D.U. and Markwell,P.J. (1999): History and clinical findings in New Zealand hyperthyroid cats: 125 cases. Proceedings of World Veterinary Congress 99. Lyon, France: 26^th World Veterinary Congress, CNVSPA, France. p 1.

Rogers, C.W., Anderson, B.H., Firth, E.C., Pfeiffer, D.U. (1999). The effect of the first 3 months of race training on the kinematics of a group of 2 year old thoroughbred racehorses. Proceedings of the British Equine Veterinary Association Conference, (pp. 176). 12-15 September 1999, Harrogate, UK. Ashford, Kent, UK: Equine Veterinary Journal Ltd.

Pfeiffer,D.U. (1999): Die Kunst oder Wissenschaft der epidemiologischen Modellierung. In: R. Hauser and C. Casura (eds.) Proceedings of „Fachgruppe Epidemiologie und Dokumentation“ of Deutsche Veterinärmedizinische Gesellschaft, Taenikon, September 1-3, 1999; Deutsche Veterinärmedizinische Gesellschaft, Giessen, Germany. p 1-20.

Pfeiffer,D.U. (2000): Spatial analysis – a new challenge for veterinary epidemiologists. In: M.V. Thrusfield and E.A. Goodall (eds.) Proceedings of a meeting held at University of Edinburgh from March 29th to 31st 2000. Society for Veterinary Epidemiology and Preventive Medicine. p 86-106;

Abernethy, D.A., Pfeiffer, D.U. and Neill, S.D. (2000): Case Control Study Examining the Role of Livestock Markets in the Transmission of Bovine Tuberculosis. In: M.V. Thrusfield and E.A. Goodall (eds.) Proceedings of a meeting held at University of Edinburgh from March 29th to 31st 2000. Society for Veterinary Epidemiology and Preventive Medicine. P 108-114.

Rogers, C.W., Anderson, B.H., Firth, E.C., Pfeiffer, D.U. (1999). The effect of the first 3 months of race training on the kinematics of a group of 2 year old thoroughbred racehorses. Proceedings of the British Equine Veterinary Association Conference, (pp. 176). 12-15 September 1999, Harrogate, UK. Ashford, Kent, UK: Equine Veterinary Journal Ltd.

Corner,L.A., Pfeiffer,D.U. and Morris,R.S. (2000): The use of social network analysis in the study of Mycobacterium bovis infection of captive brushtail possums. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 244;

Olczak,J., Morris,R.S., Jones,B.R., Pfeiffer,D.U., Squires,R.A. and Markwell,P.J. (2000): Epidemiological aspects of feline hyperthyroidism in New Zealand. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 143;

Pfeiffer,D.U., Williamson,N.B. and Reichel,M.P. (2000): Long-term serological monitoring as a tool for epidemiological investigation of Neospora caninum infection in a New Zealand dairy. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 524;

Sauter-Louis,C.M., Morris,R.S., Wilson,P.R. and Pfeiffer,D.U. (2000): The development of motivational incentives for farmers to achieve tuberculosis control in New Zealand. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 246;

Abernethy,D.A., Pfeiffer,D.U., Denny,G.O., Torrens,T.D., McCullough,S.J. and Graham,D.A. (2000): Evaluating airborne spread in a Newcastle epidemic in Northern Ireland. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 330;

Henning,J., Meers,J., Pfeiffer,D.U., Morris,R.S. and Davies,P.R. (2000): Using epidemiology to enhance disease spread - rabbit haemorrhagic disease virus in wild rabbits in New Zealand. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 576;

Gallagher,E., Kelly,L., Pfeiffer,D.U. and Wooldridge,M.J.A.G. (2000): A quantitative risk assessment for the transmission of bovine tuberculosis from badgers to cattle within localised areas of Great Britain. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 347;

Teekayuwat,T., Pfeiffer,D.U. and Hayes,D.P. (2000): Spatial clustering of enzootic bovine leucosis in New Zealand. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 526;

Sauter-Louis,C.M., Morris,R.S., Wilson,P.R., Pfeiffer,D.U., Carter,C. and Rhodes,T. (2000): Assessing the efficiency of on-farm control programs against tuberculosis in New Zealand with two intervention studies. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 247;

McKenzie,J.S., Morris,R.S. and Pfeiffer,D.U. (2000): Application of GIS, habitat analysis and spatial analytical techniques to statistical modelling of possum-associated tuberculosis (pa-tb) risk on beef farms. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 575;

Huttner,K., Leidl,K., Pfeiffer,D.U., Jere,F. and Kasambara,D. (2000): Impact assessment of a basic animal health service program in northern Malawi. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 528;

Stevenson,M.A., Morris,R.S., Wilesmith,J.W. and Pfeiffer,D.U. (2000): Spatial and spatio-temporal methods of epidemiological analysis: experience with a very large data set. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 603;

McKenzie,J.S., Pfeiffer,D.U. and Morris,R.S. (2000): Spatial and temporal patterns of vector-borne tuberculosis infection in beef breeding cattle in New Zealand. In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 574;

Sauter-Louis, C.M., Chesterton,N. and Pfeiffer,D.U. (2000): Can we predict which cows will become lame in a New Zealand dairy herd based on dominance structure? In Proceedings of 9th Symposium of the International Society for Veterinary Epidemiology and Economics, Breckenridge, Colorado, USA, August 7-11, 2000. Paper No. 245.

Rolfe,S.J., Pfeiffer,D.U., Cousens,S., Jacobs,D. and Cook,A.J.C. (2002): Field investigation of ovine reproductive loss attributable to Toxoplasma gondii and its economic impact in 14 flocks in southwest Wales. In: F.D. Menzies and S.W.J. Reid (eds.) Proceedings of a meeting held at University of Cambridge, England, from April 3^rd to 5^th 2002. Society for Veterinary Epidemiology and Preventive Medicine. 31-42;

De Laurier,A., Jackson,B., Ingham,K., Pfeiffer,D., Horton,M.A. and Price,J.S. (2002): Biochemical markers of bone turnover in the domestic cat: Relationships with age and feline osteoclastic resorptive lesions. Journal of Nutrition 132:1742S-1744S;

Gallagher,E., Kelly,L., Pfeiffer,D.U. and Wooldridge,M. (2003):A quantitative risk assessment for badger to cattle transmission. In: S.W.J. Reid and F.D. Menzies (eds.) Proceedings of a meeting held at University of Warwick, England, from March 31^th to April 2^nd 2003. Society for Veterinary Epidemiology and Preventive Medicine. 33-44;

Rolfe,S.J., Pfeiffer,D.U., Cousens,S., Jacobs,D. and Cook,A.J.C. (2002): Field investigation of ovine reproductive loss attributable to Toxoplasma gondii and its economic impact in 14 flocks in southwest Wales. In: F.D. Menzies and S.W.J. Reid (eds.) Proceedings of a meeting held at University of Cambridge, England, from April 3rd to 5th 2002. Society for Veterinary Epidemiology and Preventive Medicine. 31-42;

Jackson,B.F., Lonnel,C., Verheyen,K., Pfeiffer,D.U. and Price,J.S. (2002): Biochemical markers of bone turnover in racehorses are influenced by training and gender. Journal of Bone Mineral Research 17, 1334.

Gallagher,E., Kelly,L., Pfeiffer,D.U. and Wooldridge,M. (2003):A quantitative risk assessment for badger to cattle transmission. In: S.W.J. Reid and F.D. Menzies (eds.) Proceedings of a meeting held at University of Warwick, England, from March 31th to April 2nd 2003. Society for Veterinary Epidemiology and Preventive Medicine. 33-44;

Abernethy,D.A., Pfeiffer,D.U. and Denny,G.O.D. (2003): Between-herd movement of cattle around TB-testing: epidemiological features and risk of TB spread. In Proceedings of 10th Symposium of the International Society for Veterinary Epidemiology and Economics, Viña Del Mar, Chile, November 17-21, 2003.

Abernethy,D.A., Pfeiffer,D.U., Denny,G.O.D.: Survey for Mycobacterium bovis in road-traffic-accident badgers in Northern Ireland. In Proceedings of 10th Symposium of the International Society for Veterinary Epidemiology and Economics, Viña Del Mar, Chile, November 17-21, 2003.

Clements,A.C.A., Pfeiffer,D.U. and Hayes,D.: Investigating spatial and temporal patterns of health-related dairy production indicators in New Zealand. In Proceedings of 10th Symposium of the International Society for Veterinary Epidemiology and Economics, Viña Del Mar, Chile, November 17-21, 2003.

Clements,A.C.A., Pfeiffer,D.U. and Martin,V.: Risk mapping of rift valley fever in Senegal. In Proceedings of 10th Symposium of the International Society for Veterinary Epidemiology and Economics, Viña Del Mar, Chile, November 17-21, 2003.

Mangen, M.-J.J., Otte,J., Pfeiffer,D.U. and Chilonda,P.: A methodological framework for crude estimation of production losses attributable to diseases, using bovine brucellosis in sub-saharan Africa as an example. In Proceedings of 10th Symposium of the International Society for Veterinary Epidemiology and Economics, Viña Del Mar, Chile, November 17-21, 2003.

Roger,F., Tatem,A., Pfeiffer,D., de La Rocque,S., Hendrikx,P., Baylis,M., Delecolle,J.C. and Rogers,D.: Emergence of bluetongue disease in the Mediterranean basin: modelling locations at risk for potential vectors (Culicoides spp.) using satellite imagery. In Proceedings of 10th Symposium of the International Society for Veterinary Epidemiology and Economics, Viña Del Mar, Chile, November 17-21, 2003.

Jackson,B.F., Lonnel,C., Verheyen,K., Pfeiffer,D.U. and Price,J.S. (2003): Relationship between bone markers, age at start of training, and risk of fracture and fatigue injury of the third metacarpal bone in two year old racehorses. Journal of Bone Mineral Research 18, 1375;

Dyson,P.K., Jackson,B.F., Hattersley,R.D., Kelly,H., Pfeiffer,D.U. and Price, J.S. (2004): Relationship between stage of oestrus and bone cell activity in thoroughbred horses. Journal of Bone and Mineral Research 19, 1048.

McKenzie,J.S., Morris,R.S., Pfeiffer,D.U., Meenken,D. and Lambie,J. (2004): Application of GIS and landscape epidemiology to TB control in possums. In P.A. Durr and S.W. Martin (eds) Proceedings of GISVET’04 held in Guelph, Canada, June 21-25, 2004. Veterinary Laboratories Agency, Weybridge, England. 78-80.

Tongue SC, Pfeiffer DU, Wilesmith JW (2006): An exploratory analysis of the spatial distribution of scrapie-affected flocks in Great Britain. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 474.

Gallagher E, Pfeiffer DU, Kelly L, Wooldridge M (2006): Using quantitative risk assessment to inform decision making for the control of badger-to-cattle transmission of Mycobacterium bovis. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 779.

Abernethy DA, Pfeiffer DU, Menzies FD, Honhold N (2006): Investigation of risk factors for bovine brucellosis in Northern Ireland using surveillance data. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 754.

Gopal R, Goodchild AV, Hewinson RG, Palmer S, Tiller J, Upton PA, Clifton-Hadley RS, Pfeiffer DU (2006): Descriptive spatial analysis of bovine tuberculosis (bTB) in Great Britain in 2004 : evaluating visio-exploratory methods for surveillance reporting. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 156.

Tongue SC, Hoinville LJ, Pfeiffer DU, Wilesmith JW (2006): Risk factors affecting the distribution of scrapie in small ruminants : a review and recent findings. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 475.

Abernethy DA, Clarke M, Pfeiffer DU (2006): Systematic reviews : enhancing transparency and objectivity in scientific reviews. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 756.

Diesel G, Pfeiffer D, Smith H (2006): Factors affecting time to adoption for dogs rehomed by a charity in the UK. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 772.

Ortiz-Pelaez A, Pritchard DG, Pfeiffer DU, Jones E, Honeyman P, Mawdsley JJ (2006): The use of alternative data sources to design targeted surveillance of on-farm cattle welfare. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 684.

Tiensin T, Gilbert M, Chaitaweesub P, Songserm T, Kalpravidh W, Chotiprasatintara S, Chaisingh A, Wongkasemjit S, Amonsin A, Chanachai K, Noimoh T, Thanapongtham W, Premashthira S, Pfeiffer DU, Nielen M, Stegeman JA (2006): Geographical and temporal distribution of H5N1 avian influenza in Thailand. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 412.

Pfeiffer DU, Minh PQ, Martin V (2006): Use of spatial risk modelling for decision support during avian influenza outbreaks in Vietnam. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 407.

Ortiz-Pelaez A, Pfeiffer DU (2006): Risk classification criteria of disease presence in cattle herds using externally measurable factors. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 176.

Ortiz-Pelaez A, Pfeiffer DU, Soares-Magalhaes RJ, Guitian FJ (2006): Animal movement analysis in the initial phase of the UK FMD epidemic using social network analysis. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 175.

Abernethy DA, Menzies FD, Pfeiffer DU, Stringer L (2006): Does one size fit all? Strategic use of parallel testing for the detection of Brucella abortus. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 755.

Suzuki K, Kanameda M, Ogawa T, Nguyen VK, Dang TTS, Pfeiffer DU (2006): A longitudinal study to identify constraints to dairy cattle reproduction in smallholders in Vietnam. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 399.

Costard S, Pfeiffer DU, Jori F, Chevalier V, Vial L, Porphyre V, Duteurtre G, Rakotondrahanta S, Vidon H, Ravaomanana J, Ndiaye RK, Roger F (2006): Development of improved control methods for African swine fever. In Proceedings of the 11th Symposium of the International Society for Veterinary Epidemiology and Economics, Cairns, Australia: ISVEE 11, 637.

Published Conference Posters

Pfeiffer,D.U., Zewdie,S., Morris.R.S. and Ryan,T.J. (1991): Case - control study of tuberculosis herd breakdowns. In S.W. Martin (ed) Proceedings of 6^th International Symposium for Veterinary Epidemiology and Economics. Ottawa, Canada, August 1991, 635;

Hayes,D., Pfeiffer,D., Morris,R., Burton,L., Reichel,M. and Hoggard,G. (1997): Factors associated with bovine leukaemia virus infection in seasonally calved dairy herds in New Zealand. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 11.C.14;

Hayes,D., Hoggard,G., Reichel,M., Burton,L., Pfeiffer,D. and Morris,R. (1997): The suitability of milk samples from a national milk analysis centre for bovine leukaemia virus surveillance. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 07.B.32;

Hüttner,K., Wanda,G.W., Leidl,K., Zessin,K.H. and Pfeiffer D.U. (1997): Factors influencing health and productivity in cattle calves in Northern Malawi. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 02.A.14;

Leidl,K., Stange,M., Hüttner,K., Ndovi,W.W., Chihana,S.D.M., Hüttner,K., Mughogho,D.K. and Pfeiffer D.U. (1997): Field experience with the delivery of effective animal health extension to smallholder farmers in Northern Malawi. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 02.A.13;

Pfeiffer,D.U. and Morris,R.S. (1997): Making epidemiology a core skill for professional specialisation. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 09.B.47;

Pfeiffer,D.U. and Morris,R.S. (1997): Veterinary epidemiology and modern information technology. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 12.C.27;

Stärk,K.D.C., Pfeiffer,D.U. and Morris,R.S. (1997): The use of field data for building an expert system for the control of respiratory diseases in pigs. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 12.C.28;

Douglas,V.L., Pfeiffer,D.U., Williamson, N.B.W, Holmes,C.W. and Steffert,I.J. (1997): The influence of two different 'intermittent' drying off strategies on the prevalence of mastitis in a dairy herd and the efficiency at which the RMT and EC are able to identify the subclinical infections. In Proceedings of 8^th Symposium of the International Society for Veterinary Epidemiology and Economics, Paris, France, July 8-11, 1997. Special Issue of Epidemiologie et santé animale 31-32, 12.C.31;

Gorton,R.J., Morris,R.S. and Pfeiffer,D.U. (1997): Tuberculosis in New Zealand hedgehogs and their use as sentinel animals. 2^nd International Hedgehog Workshop of the European Hedgehog Research Group. August 18-19, 1997,Vienna, Austria;

Stärk,K.D.C., Pfeiffer,D.U., Morris,R.S., and Stern,M.W. (1998): Using simulation modelling to evaluate control strategies during a classical swine fever epidemic. Poster presented at the O.I.E. Symposium on Classical Swine Fever, July 9-10, 1998, Birmingham;

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Updated May 18, 2008