The Impact of Health Problems on Depression and Activities in Middle-Aged and Older Adults: Age and Social Interactions as Moderators 論文 Yuichi Fukukawa・Chisa Nakashima・Sotaro Tsuboi・Naoakira Niino・Fujiko Ando・Shotaro Kosugi・Hiroshi Shimokata ·2004-01-01 ·『The Journals of Gerontology Series B』 59(1) pp. P19-P26 doi:10.1093/geronb/59.1.p19