PB2301: OPTIMAL DOSE INTENSITY OF R-CHOP FOR PATIENTS WITH DLBCL AGED 80 YEARS OR OLDER: IS THE R-MINICHOP A GOLD STANDARD? oleh Hironao Nukariya, Katsuhiro Miura, Hiromichi Takahashi, Masaru Nakagawa, Takashi Hamada, Shun Ito, Takashi Ichinohe, Endo Toshihide, Kazuya Kurhihara, Takashi Koike, Kazuhide Iizuka, Shimon Ohtake, Noriyoshi Iriyama, Yoshihiro Hatta, Hideki Nakamura