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) HOGAN MC,"Maternal mortality for 181 countries, 1980-2008 : a systematic analysis of progress towards Millennium Development Goal 5",Lancet,,,2010,375,,1609-1623,https://cir.nii.ac.jp/crid/1573668924809809792,