1 Departments of Medicine and Community Health Sciences (Holroyd-Leduc), University of Calgary, Calgary, Alta.; Department of Medicine (Straus), University of Toronto; Li Ka Shing Knowledge Institute of St. Michael's (Straus), Toronto, Ont. Jayna.Holroyd-Leduc@albertahealthservices.ca.
2 Departments of Medicine and Community Health Sciences (Holroyd-Leduc), University of Calgary, Calgary, Alta.; Department of Medicine (Straus), University of Toronto; Li Ka Shing Knowledge Institute of St. Michael's (Straus), Toronto, Ont.