1 Department of Dermatology, Oregon Health and Science University, Portland, Oregon.
2 Department of Dermatology, Mayo Clinic, Rochester, Minnesota.
3 Department of Plastic Surgery, Copenhagen University Hospital - Herlev and Gentofte, Herlev, Denmark.
4 Department of Pathology, Institute of Biomedicine, Sahlgrenska University Hospital, Gothenburg, Sweden.
5 Department of Pathology, Institute of Biomedicine, Sahlgrenska University Hospital, Gothenburg, Sweden; Department of Surgery, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
6 Skin Cancer Unit, German Cancer Research Center (DKFZ), Heidelberg, Germany; Department of Dermatology, Venereology and Allergology, University Medical Center Mannheim, Ruprecht-Karl University of Heidelberg, Mannheim, Germany; Dermato-Oncology Research Program, DKFZ Hector Cancer Institute at the University Medical Center Mannheim, Mannheim, Germany.
7 Dermato-Oncology Team, Inova Melanoma and Skin Cancer Center, Inova Schar Cancer Institute, Fairfax, Virginia.
8 Department of Pathology, Intermountain Healthcare, Salt Lake City, Utah.
9 Department of Dermatology, Center for Dermatooncology, Eberhard Karls University of Tuebingen, Tübingen, Germany.
10 Division of Surgical Oncology, Netherlands Cancer Institute - Antoni van Leeuwenhoek (NKI-AVL), Amsterdam, The Netherlands; Melanoma Surgical Oncology, Melanoma Institute Australia, Sydney, New South Wales, Australia; Surgical Oncology, Faculty of Medicine and Health, The University of Sydney, Sydney, New South Wales, Australia; Department of Melanoma and Surgical Oncology, Institute of Academic Surgery, Royal Prince Alfred Hospital, Sydney, New South Wales, Australia.
11 Department of Dermatology, West Virginia University, Morgantown, West Virginia.
12 Sir Peter MacCallum Department of Oncology, The University of Melbourne, Parkville, Victoria, Australia.
13 Department of Dermatology, Mayo Clinic, Rochester, Minnesota. Electronic address: meves.alexander@mayo.edu.