1. Faculty of Medicine, University of Western Ontario, London, Ontario, Canada
2. Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada
3. Division of Dermatology, Department of Medicine, University of Toronto, Ontario, Canada
4. Faculty of Medicine, Queen’s University, Kingston, Ontario, Canada
5. Women’s College Research Institute, Women’s College Hospital, Toronto, Ontario, Canada
6. Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
7. Probity Medical Research, Waterloo, Ontario, Canada