1. Cumming School of Medicine, University of Calgary, Calgary, Canada
2. Faculty of Medicine, University of British Columbia, Vancouver, BC, Canada.
3. Department of Dermatology and Skin Science, University of British Columbia, Vancouver, BC, Canada
4. Division of Dermatology, University of Calgary, Calgary, AB, Canada
5. Department of Medical Oncology, Odette Cancer Centre, Toronto, Canada
6. Sunnybrook Research Institute, Division of Dermatology, University of Toronto, Toronto, Canada