1. Lakehead University, Thunder Bay, Ontario, Canada
2. Vaccine Preventable Bacterial Diseases, National Microbiology Laboratory, Public Health Agency of Canada, Winnipeg, Manitoba, Canada
3. Department of Laboratory Medicine and Pathobiology, Faculty of Medicine, University of Toronto, Canada
4. Public Health Laboratories, Public Health Ontario, Toronto, Ontario, Canada
5. Northern Ontario School of Medicine, Thunder Bay, Ontario, Canada