1 Faculty of Medicine (Zeglinski-Spinney, Kirchhof), University of Ottawa; Dermatology Division (Kirchhof), Department of Medicine, University of Ottawa and the Ottawa Hospital, Ottawa, Ont.
2 Faculty of Medicine (Zeglinski-Spinney, Kirchhof), University of Ottawa; Dermatology Division (Kirchhof), Department of Medicine, University of Ottawa and the Ottawa Hospital, Ottawa, Ont. mkirchho@uottawa.ca.