1 Department of Dermatology, The Permanente Medical Group, Vallejo, CA, United States; Department of Dermatology, University of California, San Francisco, San Francisco, CA, United States; Department of Dermatology, Case Western Reserve University, Cleveland, OH, United States.
2 Division of Dermatology, Department of Medicine, Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada; Mediprobe Research Inc., London, Ontario, Canada. Electronic address: aditya.gupta@utoronto.ca.
3 Mediprobe Research Inc., London, Ontario, Canada.