1. Department of Medicine, Division of Infectious Diseases, McGill University Health Centre, Montréal, Québec, Canada (L.B.H.)
2. Direction régionale de santé publique de Montréal, Montréal, Québec, Canada (G.B.)
3. Direction régionale de santé publique de Montréal and Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montréal, Québec, Canada (G.C.)
4. Laboratoire de santé publique du Québec, INSPQ, Sainte-Anne-de-Bellevue, and Département de microbiologie, infectiologie et immunologie, Université de Montréal, Montréal, Québec, Canada (H.C., J.F.)
5. Laboratoire de Santé publique du Québec, INSPQ, Sainte-Anne-de-Bellevue, Québec, Canada (I.L.)
6. Clinique l’Agora, Montréal, Québec, Canada (A.C.B., E.H.)
7. Clinique Médicale du Quartier Latin, Montréal, Québec, Canada (B.T., D.V.)
8. Clinique Médicale l’Actuel, Montréal, Québec, Canada (J.S., R.T.)
9. Clinique I.D., St-Jérôme, Québec, Canada (S.P.)
10. Centre for Clinical Epidemiology, Lady Davis Institute for Medical Research, Department of Medicine, Division of Infectious Diseases, Jewish General Hospital, and J.D. MacLean Centre for Tropical Diseases at McGill University, Montréal, Québec, Canada (C.G.)
11. Department of Medicine, Division of Infectious Diseases, Jewish General Hospital, Montréal, Québec, Canada (G.J.Z., M.O.)
12. Centre Hospitalier de l’Université de Montréal, Montréal, Québec, Canada (A.C.)
13. Clinique Médicale La Licorne, Montréal, Québec, Canada (R.P.)
14. Clinique Quorum, Montréal, Québec, Canada (A.B., K.B.)
15. Department of Medicine, Division of Infectious Diseases, McGill University Health Centre, J.D. MacLean Centre for Tropical Diseases at McGill University, and Research Institute of the McGill University Health Centre, Montréal, Québec, Canada (M.D.L., S.B.)
16. Department of Medicine, Division of Infectious Diseases, McGill University Health Centre, and Research Institute of the McGill University Health Centre, Montréal, Québec, Canada (D.C.V.)
17. National Microbiology Laboratory, Public Health Agency of Canada, Winnipeg, Manitoba, Canada (A.T.D.)
18. National Microbiology Laboratory, Public Health Agency of Canada, and Department of Medical Microbiology & Infectious Diseases, Faculty of Medicine, University of Manitoba, Winnipeg, Manitoba, Canada (M.G.)
19. Department of Medicine, Division of Infectious Diseases and Chronic Viral Illness Service, McGill University Health Centre, and Research Institute of the McGill University Health Centre, Montréal, Québec, Canada (M.B.K.).