1. Vaccine and Infectious Disease Organization, Saskatoon, Saskatchewan S7N 5E3, Canada
2. Department of Veterinary Microbiology, Western College of Veterinary Medicine, University of Saskatchewan, Saskatoon, Saskatchewan S7N 5B4, Canada
3. Vaccinology and Immunotherapeutics Program, School of Public Health, University of Saskatchewan, Saskatoon, Saskatchewan S7N 2Z4, Canada