1. University of Saskatchewan, Saskatoon, Saskatchewan, Canada;
2. Veterinary Microbiology, University of Saskatchewan, Saskatoon, Saskatchewan, Canada;
3. Pathology and Laboratory Medicine, University of Saskatchewan, Saskatoon, Saskatchewan, Canada;
4. Division of Clinical Microbiology, Royal University Hospital and Saskatchewan Health Authority;
5. Medicine, University of Saskatchewan, Saskatoon, Saskatchewan, Canada;
6. Division of Pediatric Oncology, Saskatchewan Cancer Agency, Saskatoon, Saskatchewan, Canada;
7. Departments of Biochemistry, Microbiology and Immunology, University of Saskatchewan, Saskatoon, Saskatchewan, Canada;
8. Ophthalmology, University of Saskatchewan, Saskatoon, Saskatchewan, Canada