1. Division of Urology, Department of Surgery, Centre Hospitalier Universitaire de Sherbrooke, Centre de recherche du CHUS and University of Sherbrooke, Quebec, Canada
2. Division of Urology, Department of Surgery, Ottawa Hospital, Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Ontario, Canada
3. Division of Urology, Department of Surgery, Centre Hospitalier Universitaire de Québec, Centre Hospitalier Universitaire de Québec Research Center, Université de Laval, Quebec, Canada
4. Division of Urology, Departments of Surgery, Princess Margaret Cancer Centre, University Health Network and University of Toronto, Toronto, Ontario, Canada
5. Division of Urology, Department of Surgery, Centre Hospitalier Universitaire de Montreal, University of Montreal, Montreal, Quebec, Canada