1. Canadian Wildlife Health Cooperative–Atlantic Region, University of Prince Edward Island, 550 University Avenue, Charlottetown, Prince Edward Island C1A4P3, Canada
2. Department of Fisheries and Oceans Canada, 501 University Crescent, Winnipeg, Manitoba R3T 2N6, Canada
3. Department of Biomedical Sciences, Cornell University, 930 Campus Road, Ithaca, New York 14853, USA
4. Animal Health Laboratory, 419 Gordon Street, Guelph, Ontario N1G 2W1, Canada
5. Swine and Poultry Infectious Diseases Research Center and the Molecular Diagnostic Laboratory, Faculté de médecine vétérinaire, Université de Montréal, 3200 Sicotte, Saint-Hyacinthe, Quebec J2S 2M2, Canada
6. Western College of Veterinary Medicine, 52 Campus Drive, Saskatoon, Saskatchewan S7N 5B4, Canada
7. Animal Health Laboratory, 79 Shearer Street, Kemptville, Ontario K0G 1J0, Canada
8. Canadian Wildlife Health Cooperative–Ontario/Nunavut, University of Guelph, 50 Stone Road E, Guelph, Ontario N1G 2W1, Canada
9. New Hampshire Veterinary Diagnostic Laboratory, University of New Hampshire, 21 Botanical Lane, Durham, New Hampshire 03824-3590, USA
10. Integrative Biology Department, College of Biological Science, University of Guelph, 50 Stone Road E, Guelph, Ontario N1G 2W1, Canada
11. Alberta Institute of Wildlife Conservation, Township Road 282 and Range Road 30, Madden, Alberta T0M 1L0, Canada