1. Viral Exanthemata and STD Section, National Microbiology Laboratory, Public Health Agency of Canada, JC Wilt infectious Diseases Research Centre, Winnipeg, Manitoba, Canada
2. Corporate Services Branch, Health Canada and the Public Health Agency of Canada, Government of Canada, Ottawa, Canada
3. Department of Medical Microbiology and Infectious Diseases, Faculty of Health Sciences, University of Manitoba, Winnipeg, Manitoba, Canada