1 Division of Pediatric Infectious Diseases, Department of Pediatrics, Montréal Children's Hospital, McGill University Health Centre, Montréal, Québec, Canada.
2 Division of Microbiology, Department of Clinical Laboratory Medicine, McGill University Health Centre, Montréal, Québec, Canada.
3 Department of Laboratory Medicine and Molecular Diagnostics, Sunnybrook Health Sciences Centre, and Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Ontario, Canada.
4 Department of Pediatrics, University of Toronto, Toronto, Ontario, Canada.
5 Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada.
6 Division of Infectious Diseases, Department of Pediatrics, Hospital for Sick Children, Toronto, Ontario, Canada.
7 Communicable Diseases and Immunization Services, British Columbia Centre for Disease Control, Vancouver, British Columbia, Canada.
8 School of Population & Public Health, University of British Columbia, Vancouver, British Columbia, Canada.
9 Division of Infectious Diseases, Department of Medicine, University of British Columbia, Vancouver, British Columbia, Canada.
10 Medical Microbiology and Pharmacology & Therapeutics, Faculty of Medicine, University of Manitoba, Winnipeg, Manitoba, Canada.
11 Division of Infectious Diseases, Department of Medicine, Kingston Health Sciences Centre, Queen's University, Kingston, Ontario, Canada.