Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) PDAY Research Group,Natural history of aortic and coronary atherosclerotic lesions in youth: Findings from the PDAY study,Arterioscler Thromb,,,1993,13,,1291-1298,https://cir.nii.ac.jp/crid/1573387449184302848,