著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "大久保, 昌一",Increase in mortality of middle-aged males in Japan,,Nihon University Population Research Institute,1981,NUPRI research paper series,,,,https://cir.nii.ac.jp/crid/1130000793816930304