Articles by author - van Helden LS

Article O
Using SQL and R to simplify the analysis and reporting of a multi-target, individual animal African horse sickness surveillance program in South Africa
Authors: Grewar JD, Weyer CT, van Helden LS
Publication: Proceedings of the International Conference on Animal Health Surveillance, Volume 2017 Conference, pp 232-234, Apr 2017
Publisher: New Zealand Veterinary Association
Article O
One health challenges: Highly pathogenic avian influenza outbreak response
Authors: Cousins T, Pentecost M, van Helden LS
Publication: International Symposia on Veterinary Epidemiology and Economics proceedings, Volume ISVEE 15: Proceedings of the 15th Symposium, Chiang Mai, Thailand, Issue Poster Session C. Health Policy and Capacity Building, pp 597, Nov 2018
Publisher: International Symposia on Veterinary Epidemiology and Economics
More
Animal type: Avian
Subject terms:
Article class: Abstract
Article O
An outbreak of highly pathogenic avian influenza in domestic ostriches: The current situation in South Africa
Authors: Koen P, Dyason E, Grewar JD, van Helden LS
Publication: International Symposia on Veterinary Epidemiology and Economics proceedings, Volume ISVEE 13: Proceedings of the 13th Symposium, Belgium, Netherlands, Issue Session 3 - Modelling control measures, pp 97, Aug 2012
Publisher: International Symposia on Veterinary Epidemiology and Economics
More
Animal type: Ostrich/Emu
Subject terms: Viral, Disease control/eradication, Epidemiology, Import/export/trade
Article class: Summary
Article O
Surveillance to investigate the epidemiology of potentially zoonotic hepatitis E in commercial pig herds supplying Cape Town, South Africa
Authors: Picozzi K, Thompson P, Isaacs S, Grewar JD, van Helden LS, Korsman S, Andersson M, Preiser W
Publication: Proceedings of the International Conference on Animal Health Surveillance, Volume 2017 Conference, pp 317-319, Apr 2017
Publisher: New Zealand Veterinary Association
Article O
A field investigation of an African horse sickness outbreak in the controlled area of South Africa in 2016
Authors: Grewar JD, Venter GJ, Burger P, Guthrie AJ, Coetzee P, Labuschagne K, Buhrmann G, Parker BJ, Thompson PN, van Helden LS, Weyer CT
Publication: International Symposia on Veterinary Epidemiology and Economics proceedings, Volume ISVEE 15: Proceedings of the 15th Symposium, Chiang Mai, Thailand, Issue Oral Session A. Epidemiologic Studies in Specific Species/Topics, pp 37, Nov 2018
Publisher: International Symposia on Veterinary Epidemiology and Economics
More
Animal type: Horse
Subject terms:
Article class: Abstract
Article O
A freedom of disease survey: African horse sickness virus in South Africa's surveillance zone in 2017
Authors: Grewar JD, Sergeant E, Guthrie AJ, Parker BJ, Anthony T, Vermaas A, Russouw E, Lubbinga M, Thompson PN, van Helden LS, Weyer CT
Publication: International Symposia on Veterinary Epidemiology and Economics proceedings, Volume ISVEE 15: Proceedings of the 15th Symposium, Chiang Mai, Thailand, Issue Oral Session A. Epidemiologic Studies in Specific Species/Topics, pp 36, Nov 2018
Publisher: International Symposia on Veterinary Epidemiology and Economics
More
Animal type: Horse
Subject terms:
Article class: Abstract