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) JOHNSON JWC,Excessive maternal weight and pregnancy outcome,Am J Obstet Gynecol,,,1992,167,,353-372,https://cir.nii.ac.jp/crid/1570291225801773952,