[1] Natl Canc Ctr, Dept Radiat Oncol, Chuo Ku, 5-1-1 Tsukiji, Tokyo 1040045, Japan
[2] Natl Canc Ctr, Exploratory Oncol Res & Clin Trial Ctr, Div Res & Dev Boron Neutron Capture Therapy, Chuo Ku, 5-1-1 Tsukiji, Tokyo 1040045, Japan
[3] Natl Canc Ctr, Dept Med Phys, Chuo Ku, 5-1-1 Tsukiji, Tokyo 1040045, Japan
[4] Ka:wawa Canc Ctr Hosp, Dept Diagnost Radiol, Asahi Ku, 2-3-2 Nakao, Yokohama, Kanagawa 2418515, Japan
[5] Natl Canc Ctr, Dept Diagnost Radiol, Chuo Ku, 5-1-1 Tsukiji, Tokyo 1040045, Japan
[6] Natl Canc Ctr, Dept Radiol Technol, Chuo Ku, 5-1-1 Tsukiji, Tokyo 1040045, Japan
[7] Canc Intelligence Care Syst Inc, Koto Ku, 17th Floor TOC Ariake West Tower,3-5-7 Ariake, Tokyo 1350063, Japan