1. Division of Dermatology, Department of Medicine, University of Toronto, Toronto, ON, Canada
2. Division of Dermatology, Department of Medicine, Sunnybrook Health Sciences Centre, Toronto, ON, Canada
3. Division of Dermatology, Department of Medicine, King Fahad Medical City, Riyadh, Saudi Arabia
4. Institute for Diagnostic Imaging and Research of the Skin and Soft Tissues, Santiago, Chile
5. Department of Dermatology, Faculty of Medicine, Universidad de Chile, Santiago, Chile
6. Department of Dermatology, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago, Chile
7. Department of Dermatology, University Hospital of the Paracelsus Medical University, Salzburg, Austria
8. Department of Dermatology, Kyorin University School of Medicine, Tokyo, Japan