1. Department of Medicine, University Health Network, Toronto, Ontario, Canada
2. Institute of Health Policy, Management & Evaluation, University of Toronto, Toronto, Ontario, Canada
3. Division of Urology and Surgical Oncology, University Health Network, Toronto, Ontario, Canada
4. Centre Hospitalier Universitaire de Sherbrooke, Department of Surgery, Division of Urology, University of Sherbrooke, Sherbrooke, Canada