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) STRUVE CW,Influence of frequency of previous pregnancies on the prevalence of thyroid nodules in women without clinical evidence of thyroid disease,Thyroid,,,1993,3,,7-9,https://cir.nii.ac.jp/crid/1570854174328237568,