[1] Hosp Timone, Dermatol, Marseille, France
[2] Univ Essen Gesamthsch, Dept Dermatol, Essen, Germany
[3] Singleton Hosp, South West Wales Canc Inst, Med Oncol, Swansea, W Glam, Wales
[4] Hosp Gen Univ Gregorio Maranon, Serv Oncol Med, Madrid, Spain
[5] Univ Paris Diderot, Hop St Louis, AP HP, Dermatol Dept,INSERM,U976, Paris, France
[6] Univ Paris Diderot, Hop St Louis, CIC Dept, INSERM,U976, Paris, France
[7] Fdn Pascale, Dept Med Oncol, Ist Nazl Tumori, Naples, Italy
[8] Dana Farber Canc Inst, Med Oncol, Boston, MA 02115 USA
[9] Huntsman Canc Inst, Oncol, Salt Lake City, UT USA
[10] Univ Hosp Heidelberg, Dept Dermatol, Heidelberg, Germany
[11] Univ Hosp Heidelberg, NCT, Heidelberg, Germany
[12] Natl Ctr Tumor Dis, Heidelberg, Germany
[13] Bristol Myers Squibb, Oncol, Princeton, NJ USA
[14] Royal Marsden Hosp, Dept Med Oncol, London, England
[15] Mem Sloan Kettering Canc Ctr, Oncol, 1275 York Ave, New York, NY 10021 USA
[16] Weill Cornell Med Coll, New York, NY USA