1. Department of Large Animal Clinical Sciences, Western College of Veterinary Medicine, University of Saskatchewan, 52 Campus Drive, Saskatoon, Saskatchewan, Canada S7N 5B4
2. Laboratory for Foodborne Zoonoses (Lethbridge Laboratory), Public Health Agency of Canada, c/o Animal Diseases Research Institute, P.O. Box 640, Township Road 9-1, Lethbridge, Alberta, Canada T1J 3Z4
3. Department of Community Health Sciences, Faculty of Medicine, University of Calgary, 3330 Hospital Drive NW, Calgary, Alberta, Canada T2N 4N1
4. Vaccine and Infectious Disease Organization, 120 Veterinary Road, University of Saskatchewan, Saskatoon, Saskatchewan, Canada S7N 5E3