[1] Natl Canc Ctr, Tokyo, Japan
[2] Kansai Med Univ Hosp, Osaka, Japan
[3] Komagome Hosp, Tokyo Metropolitan Canc & Infect Dis Ctr, Tokyo, Japan
[4] Kitasato Univ, Sch Med, Sagamihara, Kanagawa, Japan
[5] Juntendo Univ Hosp, Tokyo, Japan
[6] Kumamoto Univ Hosp, Kumamoto, Japan
[7] Shimane Univ, Fac Med, Matsue, Shimane, Japan
[8] Jikei Univ, Sch Med, Tokyo, Japan
[9] Hokkaido Univ, Fac Med, Sapporo, Hokkaido, Japan
[10] JFCR, Canc Inst Hosp, Tokyo, Japan
[11] Natl Canc Ctr, Res Inst, Tokyo, Japan