1 Division of Dermatology, University of Toronto, Toronto, Ontario, Canada. Electronic address: kmcdo026@uottawa.ca.
2 Division of Dermatology, University of Toronto, Toronto, Ontario, Canada.
3 Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada.
4 Division of Dermatology, University of Toronto, Toronto, Ontario, Canada; Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada; Women's College Hospital, Toronto, Ontario, Canada.
5 Division of Dermatology, University of Ottawa, Ottawa, Ontario, Canada; The Ottawa Hospital, Ottawa, Ontario, Canada; Ottawa Research Institute, Ottawa, Ontario, Canada; Probity Medical Research Inc., Waterloo, Ontario, Canada.