title: Impact of double-balloon rectal catheter use in external-beam radiotherapy for prostate cancer.
authors.affiliation: Department of Radiation Oncology and Image-Applied Therapy, Graduate School of Medicine, Kyoto University, 54 Kawahara-cho, Shogoin, Sakyo-ku, Kyoto 606-8507, Japan.
authors.forename: Kenji
authors.initials: K
authors.lastname: Takayama
authors.forename: Takashi
authors.initials: T
authors.lastname: Mizowaki
authors.forename: Yoshiharu
authors.initials: Y
authors.lastname: Negoro
authors.forename: Yoshiki
authors.initials: Y
authors.lastname: Norihisa
authors.forename: Masahiro
authors.initials: M
authors.lastname: Hiraoka