1. Epidemiology and Surveillance, Canadian Blood Services, Ottawa, ON K1G 4J5, Canada
2. School of Epidemiology and Public Health, University of Ottawa, Ottawa, ON K1N 6N5, Canada
3. Public Health Agency of Canada, Ottawa, ON K1A 0K9, Canada
4. National Microbiology Laboratory, Public Health Agency of Canada, Winnipeg, MB R3E 3P6, Canada
5. Department of Medical Microbiology and Infectious Diseases, University of Manitoba, Winnipeg, MB R3T 2N2, Canada
6. Department of Internal Medicine, University of Manitoba, Winnipeg, MB R3T 2N2, Canada
7. Center for Vaccine Preventable Disease, University of Toronto, Toronto, ON M5S, Canada
8. Dalla Lana School of Public Health, University of Toronto, Toronto, ON M5S, Canada
9. Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, ON M5S, Canada
10. Public Health Ontario, Toronto, ON M5G 1V2, Canada
11. Héma-Québec, Montreal, QC H4R 2W7, Canada
12. Faculty of Medicine & Health Sciences, University of Sherbrooke, Sherbrooke, QC J1K 2R1, Canada
13. BC Centre for Disease Control, Vancouver, BC V5Z 4R4, Canada
14. School of Population and Public Health, University of British Columbia, Vancouver, BC V6T 1Z4, Canada
15. Medical Microbiology Department, Canadian Blood Services, Edmonton, AB T6G 2R3, Canada
16. Department of Laboratory Medicine & Pathology, Division of Diagnostic and Applied Microbiology, University of Alberta, Edmonton, AB T6G 2R3, Canada