Long-Term Effects of Social Skills Training on Depressive Symptoms in Children 論文 Shin‐ichi Ishikawa・Michiko Iwanaga・BUNTA YAMASHITA・Hiroshi Sato・Shoji Sato ·2010-01-01 ·『The Japanese Journal of Educational Psychology』 58(3) pp. 372-384 doi:10.5926/jjep.58.372