1. Temerty Faculty of Medicine, University of Toronto, Toronto, Canada
2. Faculty of Medicine, University of Ottawa, Ottawa, Canada
3. Faculty of Health Sciences, McMaster University, Hamilton, Canada
4. Division of Dermatology, Department of Medicine, University of Toronto, Toronto, Canada
5. Department of Dermatology, Sunnybrook Health Sciences Centre, Toronto, Canada
6. Department of Dermatology, Women’s College Hospital, Toronto, Canada
7. Probity Medical Research, Waterloo, Canada