2件 （「Koichiro Oka」）

RESECTION OF HEPATIC METASTASES OF COLORECTAL CANCER 論文

Koichiro Kobayashi・Hirokatsu KIKKAWA・Makoto Hirano・Nozomu Murakami・Fumika Hanatate・Ushio Yazaki ·1994-01-01 ·『The journal of the Japanese Practical Surgeon Society』　55(6)　pp. 1392-1396

doi:10.3919/ringe1963.55.1392

Efficacy of Stress Management Education in an Elementary School 論文

Koji Takenaka・Masahisa Kodama・Koji Tanaka・Fumio Yamada・Koichiro Oka ·1994-01-01 ·『The Japanese Journal of Health Psychology』　7(2)　pp. 11-19

doi:10.11560/jahp.7.2_11