[1] Fdn IRCCS Ist Nazl Tumori, Milan, Italy
[2] UCLouvain, Clin Univ St Luc, Brussels, Belgium
[3] Aichi Med Univ, Nagakute, Japan
[4] Hosp Gen Univ Gregorio Maranon, Madrid, Spain
[5] Tokyo Med & Dent Univ Hosp, Tokyo, Japan
[6] Natl Cheng Kung Univ Hosp, Tainan, Taiwan
[7] Seoul Natl Univ Hosp, Seoul, South Korea
[8] St Louis Hosp, Paris, France
[9] Natl Taiwan Univ Hosp, Taipei, Taiwan
[10] Hosp Univ & Politecn La Fe, Valencia, Spain
[11] Tel Aviv Sourasky Med Ctr, Tel Aviv, Israel
[12] Maastricht Univ, Med Ctr, Maastricht, Netherlands
[13] UPMC Salvator Mundi Int Hosp, Rome, Italy
[14] Rabin Med Ctr, Inst Oncol, Clin Trials Dept, Petah Tiqwa, Israel
[15] Meir Med Ctr, Oncol Inst, Kefar Sava, Israel
[16] Merck & Co Inc, Rahway, NJ USA
[17] Yonsei Univ Hlth Syst, Yonsei Canc Ctr, Seoul, South Korea