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) ,Change in contraceptive methods following the Yogyakarta earthquake and its association with the prevalence of unplanned pregnancy,Contraception 79,,,2009,,,316-322,https://cir.nii.ac.jp/crid/1010000782084254871,