1. Department of Medicine, University of Toronto, Toronto, Ontario, Canada2Division of Geriatrics, St Michael’s Hospital, Toronto, Ontario, Canada
2. Department of Urology, University of Florida College of Medicine, Gainesville4Malcom Randall Veterans Affairs Medical Center, Gainesville, Florida
3. Department of Medicine, University of Toronto, Toronto, Ontario, Canada2Division of Geriatrics, St Michael’s Hospital, Toronto, Ontario, Canada5Li Ka Shing Knowledge Institute, St Michael’s Hospital, Toronto, Ontario, Canada