1. National Microbiology Laboratory, Winnipeg, Manitoba, Canada
2. Division of Microbiology, Calgary Laboratory Services, Calgary, Alberta, Canada
3. Department of Pathology & Laboratory Medicine, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada
4. Department of Medicine, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada
5. Snyder Institute for Chronic Diseases, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada
6. Department of Microbiology, Immunology and Infectious Diseases, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada
7. Department of Medical Microbiology, University of Pretoria, Pretoria, South Africa