A Japanese multi-institutional phase II study of moderate hypofractionated intensity-modulated radiotherapy with image-guided technique for prostate cancer

Katsumasa Nakamura, Keiji Nihei, Yoshihiro Saito, Naoto Shikama, Shin-ei Noda, Ryusuke Hara, Toshiyuki Imagumbai, Takashi Mizowaki, Takeshi Akiba, Etsuo Kunieda, Masanori Someya, Saiji Ohga, Jiro Kawamori, Takuyo Kozuka, Yosuke Ota, Koji Inaba, Takeshi Kodaira, Yoshiyuki Itoh, Kouta Funakoshi, Yoshikazu Kagami