[1] Univ Paris 06, Hop La Pitie Salpetriere, Paris, France
[2] Baylor Sammons Canc Ctr, Dallas, TX USA
[3] Klin Onkol Oddzial Chemioterapii, Poznan, Poland
[4] Taussig Canc Ctr, Cleveland Clin Fdn, Clemson, SC USA
[5] Hop Europeen Georges Pompidou, Dept Oncol, Paris, France
[6] Ctr Leon Berard, Dept Oncol, F-69373 Lyon, France
[7] Pfizer Global Res & Dev, La Jolla, CA USA
[8] City Hope Comprehens Canc Ctr, Dept Med, Los Angeles, CA USA
[9] Mem Sloan Kettering Canc Ctr, Genitourinary Oncol Serv, New York, NY 10021 USA