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) FARMER RDT,Population-based study of risk of venous thromboembolism associated with oral contraceptives,Lancet,,,1997,349,,83,https://cir.nii.ac.jp/crid/1573387449710564480,