1. Centre for Clinical Epidemiology, Lady Davis Institute, Jewish General Hospital, Montreal, Quebec, Canada2Department of Epidemiology, Biostatistics and Occupational Health, McGill University, Montreal, Quebec, Canada
2. Centre for Clinical Epidemiology, Lady Davis Institute, Jewish General Hospital, Montreal, Quebec, Canada3Department of Oncology, McGill University, Montreal, Quebec, Canada
3. Centre for Clinical Epidemiology, Lady Davis Institute, Jewish General Hospital, Montreal, Quebec, Canada
4. Laboratoire de Pharmacologie Médicale et Clinique, Equipe de Phamacoepidémiologie Institut National de la Santé et de la Recherche Médicale U1027, Faculté de Médecine, Université Paul Sabatier, Toulouse, France5Service de Pharmacologie Clinique, Centre Mi