Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YOSHIDA Jun,Promotion of clinical trials and clinical research,Journal of the National Institute of Public Health,13476459,National Institute of Public Health,2020-08-31,69,3,203-222,https://cir.nii.ac.jp/crid/1390849376470263296,https://doi.org/10.20683/jniph.69.3_203