Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Matsuda Ryozo,Health and welfare policy studies,Journal of Health and Welfare Policy,2433-6858,Japan Society for Health and Welfare Policy,2018,1,1,1-6,https://cir.nii.ac.jp/crid/1390845712967740928,https://doi.org/10.20690/jhwp.1.1_1