1. Memorial Sloan Kettering Cancer Center and Weill Cornell Medical College, New York, NY
2. Oncology Institute of Veneto IRCCS, Padua, Italy
3. University of Colorado Cancer Center, Denver, CO
4. Maria Sklodowska-Curie Memorial Cancer Center & Institute of Oncology, Warsaw, Poland
5. Hospital de la Timone, Marseille, France
6. Texas Oncology-Baylor Charles A. Sammons Cancer Center, Dallas, TX
7. University of Michigan, Ann Arbor, MI
8. Department of Dermatology, University of Essen, Essen, Germany
9. European Institute of Oncology, Milan, Italy
10. Cross Cancer Institute, Edmonton, AB, Canada
11. Universitäts Spital, Zurich, Switzerland
12. Tasman Oncology Research, Queensland, Australia
13. Netherlands Cancer Institute, Amsterdam, Netherlands
14. University Hospital of Siena, Siena, Italy
15. Peter MacCallum Cancer Centre, East Melbourne, Australia
16. Bristol-Myers Squibb, Princeton, NJ
17. Bristol-Myers Squibb, Wallingford, CT
18. Royal Marsden Hospital, London, United Kingdom
19. Dana-Farber Cancer Institute, Boston, MA