[1] Natl Canc Ctr Hosp East, Kashiwa, Chiba, Japan
[2] St Marianna Univ, Sch Med, Kawasaki, Kanagawa, Japan
[3] Osaka Int Canc Inst, Osaka, Japan
[4] Japanese Red Cross Med Ctr, Tokyo, Japan
[5] Natl Hosp Org Hokkaido Canc Ctr, Sapporo, Hokkaido, Japan
[6] Osaka Habikino Med Ctr, Habikino, Japan
[7] Japanese Red Cross Ise Hosp, Ise, Japan
[8] Iwakuni Clin Ctr, Iwakuni, Japan
[9] Sendai Kousei Hosp, Sendai, Miyagi, Japan
[10] Keio Univ, Sch Med, Tokyo, Japan
[11] Natl Canc Ctr, Tokyo, Japan
[12] Natl Canc Ctr, Exploratory Oncol Res & Clin Trial Ctr, Kashiwa, Chiba, Japan