1 Department of Medicine (Kobylianskii, Gold), University of Toronto; Divisions of General Internal Medicine (Gold) and Infectious Diseases (Gold), University Health Network, Toronto, Ont.
2 Department of Medicine (Kobylianskii, Gold), University of Toronto; Divisions of General Internal Medicine (Gold) and Infectious Diseases (Gold), University Health Network, Toronto, Ont. wayne.gold@uhn.ca.