[1] Mem Sloan Kettering Canc Ctr, New York, NY USA
[2] Barts Hlth NHS Trust St Bartholomews Hosp, London, England
[3] Georgetown Univ Lombardi Comprehens Canc Ctr, Washington, DC USA
[4] Inst Gustave Roussy, Villejuif, France
[5] Beth Israel Deaconess Med Ctr, Boston, MA USA
[6] Univ Autonoma Barcelona, Vall Hebron Univ Hosp, Vall Hebron Inst Oncol, Barcelona, Spain
[7] Osped San Donato, Arezzo, Italy
[8] Univ Chicago, Chicago, IL USA
[9] Aarhus Univ Hosp, Aarhus, Denmark
[10] Univ Ulsan Coll Med Asan Med Ctr, Seoul, South Korea
[11] Christie Hosp NHS Fdn Trust, Manchester, Lancs, England
[12] Bordeaux Univ Hosp, Bordeaux, France
[13] Moscow Res Oncol Inst, Fed State Inst, Moscow, Russia
[14] Univ Hosp Munich Grosshadern, Ludwig Maximilian Univ, Munich, Germany
[15] Osaka Univ Grad Sch Med, Osaka, Japan
[16] F Hoffmann La Roche Ltd, Basel, Switzerland
[17] Genentech Inc, South San Francisco, CA USA
[18] Cleveland Clin Taussig Canc Inst, Cleveland, OH USA