著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Fujikawa Kimie and Tanaka Yasuo,Clarification of psychosocial factors required for continuance of life of elderly men living alone in heavy snowfall and underpopulated areas,Journal of Rural Medicine,1880-487X,一般社団法人 日本農村医学会,2019,14,1,36-41,https://cir.nii.ac.jp/crid/1390564238096630272,https://doi.org/10.2185/jrm.2980