1. Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Canada
2. Infectious and immune diseases, Centre Hospitalier Universitaire (CHU) de Québec-Université Laval Research Center, Quebec, Canada
3. Division of Paediatric Infectious Diseases and Department of Medical Microbiology, Centre Hospitalier Universitaire Sainte-Justine, Montreal, Canada
4. Department of Microbiology, Infectious Diseases, and Immunology, University of Montreal, Montreal, Canada
5. Biological risks unit, Institut national de santé publique du Québec, Québec, Canada
6. Department of Social and Preventive Medicine, Université Laval, Québec, Canada