1Gustave Roussy and INSERM Unité 981, Villejuif–Paris Sud
2Melanoma Institute Australia, University of Sydney, and Mater Hospital, Sydney
3The authors' affiliations are listed in the Appendix.
4Cabrini Health, Melbourne, VIC
5Hôpital Saint André Centre Hospitalier Universitaire, Bordeaux
6University Hospital of Siena, Siena
7Hôpital Claude Huriez, Lille
8University Hospital Heidelberg and National Center for Tumor Diseases, Heidelberg
9Maria Sklodowska-Curie Memorial Cancer Center and Institute of Oncology, Warsaw
10Chris O'Brien Lifehouse, Melanoma Institute Australia and Royal Prince Alfred Hospital, Camperdown, NSW
11British Columbia Cancer Agency, Vancouver
12Department of Oncology, Helsinki University Central Hospital, Helsinki
13Assistance Publique–Hôpitaux de Paris Dermatology and Centre d'Investigation Clinique Hôpital Saint Louis Paris 7 University, INSERM Unité 976, Paris
14Grenoble University Hospital, INSERM Unité 823, Joseph Fourier University, Grenoble
15Royal Victoria Hospital, Montreal
16Oncology Institute of Veneto Istituto di Ricovero e Cura a Carattere Scientifico, Padua
17Department of Dermatology, University Hospital Cologne and Centrum für Integrierte Onkologie Köln, Bonn
18Hospital Clínic Barcelona, Barcelona
19Department of Oncology, Aarhus University Hospital, Aarhus, Denmark
20University of Athens Medical School, Laiko General Hospital, Athens
21Bristol-Myers Squibb, Lawrenceville, NJ
22Bristol-Myers Squibb, Wallingford, CT
23Princess Alexandra Hospital, Woolloongabba, and Gallipoli Medical Research Foundation, Greenslopes Private Hospital, Greenslopes, QLD
24Istituto Nazionale Tumori Fondazione Pascale, Naples
