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) SIBAI B. M.,"Prevention of preeclampsia with low-dose aspirin in healthy, nulliparous pregnant women",New Eng J Med,,,1993,329,,1213-1218,https://cir.nii.ac.jp/crid/1574231876138891904,https://doi.org/10.1056/nejm199310213291701