1. Canadian Food Inspection Agency, St-Hyacinthe, Canada.
2. Canadian Food Inspection Agency, Ottawa, Canada.
3. Faculté de médecine vétérinaire, Université de Montréal, St-Hyacinthe, Canada.
4. Couvoir Scott ltée, Scott, Canada.
5. Les Couvoiriers du Québec, St-Hyacinthe, Canada.
6. Maple Lodge Hatcheries Ltd., Port Hope, Canada.
7. Poultry Health Services, Airdrie, Canada.
8. Department of Population Medicine, Ontario Veterinary College, University of Guelph, Guelph, Canada.
9. Public Health Agency of Canada, Guelph, Canada.
10. Health Canada, Ottawa, Canada.