1. ECHO at UHN, University Health Network, Toronto, Canada
2. Mount Sinai Hospital, Toronto, Canada
3. Temerty Faculty of Medicine, University of Toronto, Toronto, Canda
4. Library and Information Services, University Health Network, Toronto, Canada
5. Department of Family and Community Medicine, University of Toronto, Toronto, Canada
6. Department of Medicine, McGill University
7. Jewish General Hospital, Montreal, Quebec, Canada