1. Michael G. DeGroote School of Medicine, McMaster University, Hamilton, ON L8P 1H6, Canada
2. Faculty of Medicine, University of British Columbia, Vancouver, BC V6T 1Z3, Canada
3. College of Medicine, University of Saskatchewan, Saskatoon, SK S7N 5E5, Canada
4. Faculty of Medicine, University of Ottawa, Ottawa, ON K1H 8M5, Canada
5. Faculty of Medicine, Laval University, Quebec, QC G1V 0A6, Canada
6. Toronto Dermatology Centre, Toronto, ON M3H 5Y8, Canada