査読有り 2019年 Reduced long-term care cost by social participation among older Japanese adults: a prospective follow-up study in JAGES BMJ Open Masashige Saito, Jun Aida, Naoki Kondo, Junko Saito, Hirotaka Kato, Yasuhiro Ota, Airi Amemiya, Katsunori Kondo DOI 10.1136/bmjopen-2018-024439 リンク情報 DOIhttps://doi.org/10.1136/bmjopen-2018-024439 エクスポート BibTeX RIS