1 Centre for Dermatooncology, Department of Dermatology, Eberhard Karls University, Tuebingen, Germany. claus.garbe@med.uni-tuebingen.de.
2 Department of Dermatology, University Hospital Zürich (USZ), Zürich, Switzerland. Reinhard.Dummer@usz.ch.
3 Faculty of Medicine, University of Zürich (UZH), Zürich, Switzerland. Reinhard.Dummer@usz.ch.
4 Centre for Dermatooncology, Department of Dermatology, Eberhard Karls University, Tuebingen, Germany.
5 Department of Melanoma Medical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, USA.
6 Department of Skin Cancer, Cancer Immunotherapy and Development Therapeutics, Instituto Nazionale Tumouri IRCCS Fondazione G. Pascale, Napoli, Italy.
7 Nantes University, Nantes, France.
8 Faculty of Medicine, University Medical Center Utrecht, Utrecht, The Netherlands.
9 Comprehensive Cancer Centre Munich of the Technical University Munich and the Ludwig Maximilians University, Munich, Germany.
10 Department of Dermatology, University Hospital Schleswig-Holstein (UKSH), Kiel, Germany.
11 Department of Dermatology, Medical University of Vienna, Vienna, Austria.
12 Department of Dermatology, Venerology and Allergology, Frankfurt University Hospital, Frankfurt, Germany.
13 Université Paris Cite, AP-HP Department of Dermatology, Hôpital Saint-Louis Paris, Paris, France.
14 Department of Surgery and Medicine, Unit of Medical Oncology, University of Perugia, Perugia, Italy.
15 Melanoma Institute Australia, The University of Sydney, Sydney, New South Wales, Australia.
16 Royal North Shore and Mater Hospitals, Sydney, New South Wales, Australia.
17 Faculty of Medicine & Health, The University of Sydney, Sydney, NSW, Australia.