1 Division of Medicine, Department of Medicine, Temerty Faculty of Medicine, University of Toronto, Toronto, Canada.
2 Department of Dermatology, Stanford University, Stanford, California, USA; Department of Biomedical Data Science, Stanford University, Stanford, California, USA.
3 Division of Dermatology, University of Calgary, Calgary, Canada.
4 Women's College Research Institute, Women's College Hospital, Toronto, Canada.
5 Department of Dermatology, Stanford University, Stanford, California, USA; Department of Biomedical Data Science, Stanford University, Stanford, California, USA. Electronic address: roxanad@stanford.edu.