著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI)
Bernstein L,Higher maternal levels of free estradiol in first compared to second pregnancy: early gestational differences,J Natl Cancer Inst,,,1986,76,,1035,https://cir.nii.ac.jp/crid/1370004229955706244,