1. Centre for Foodborne, Environmental, and Zoonotic Infectious Diseases, Public Health Agency of Canada, Guelph, Ontario, Canada.
2. Bureau of Microbial Hazards, Health Canada, Ottawa, Ontario, Canada.
3. National Microbiology Laboratory, Public Health Agency of Canada, Winnipeg, Manitoba, Canada.
4. Canadian Food Inspection Agency, Ottawa, Ontario, Canada.
5. Public Health Division, Ontario Ministry of Health and Long-Term Care, Toronto, Ontario, Canada.
6. Ministère de la santé et des services sociaux du Québec, Québec, Province de Québec, Canada.
7. Communicable Disease Prevention and Control Services, British Columbia Centre for Disease Control, Vancouver, British Columbia, Canada.
8. Laboratoire de santé publique du Québec, Sainte-Anne de Bellevue, Province de Québec, Canada.
9. Canadian Field Epidemiology Program, Public Health Agency of Canada, Ottawa, Ontario, Canada.
10. Provincial Public Health Laboratory, Ontario Ministry of Health and Long-Term Care, Toronto, Ontario, Canada.
11. British Columbia Public Health Microbiology and Reference Laboratory, British Columbia Centre for Disease Control, Vancouver, British Columbia, Canada.
12. Environmental Health Services, British Columbia Centre for Disease Control, Vancouver, British Columbia, Canada.
13. Alberta Health, Edmonton, Alberta, Canada.
14. Provincial Laboratory for Public Health, Edmonton, Alberta, Canada.
15. Saskatchewan Ministry of Health, Regina, Saskatchewan, Canada.
16. Saskatchewan Disease Control Laboratory, Regina, Saskatchewan, Canada.
17. Manitoba Health, Healthy Living and Seniors, Winnipeg, Manitoba, Canada.
18. Cadham Provincial Laboratory, Manitoba Health, Winnipeg, Manitoba, Canada.
19. New Brunswick Enteric Reference Laboratory, Saint John, New Brunswick, Canada.