1 Faculty of Medicine, University of Western Ontario, London, Canada

2 Division of Dermatology, Department of Medicine, University of Toronto, ON, Canada

3Skin Health & Wellness Centre, Calgary, AB, Canada

4 SKiN Centre for Dermatology, Peterborough, ON, Canada

5Department of Dermatology and Skin Science, University of British Columbia, Vancouver, BC, Canada

6 Division of Clinical Immunology and Allergy, McMaster University, Hamilton, ON, Canada

7Division of Dermatology, Department of Medicine, Sunnybrook Health Sciences Centre, Toronto, ON, Canada

8Department of Dermatology, McMaster University, Hamilton, ON, Canada

9 Division of Dermatology, Department of Medicine, University of Calgary, AB, Canada

10Department of Dermatology, Women’s College Hospital, Toronto, ON, Canada

Jensen Yeung, Department of Dermatology, Women’s College Hospital, 76 Grenville St, Fifth Floor, Toronto, ON M5S 1B2, Canada; [email protected]