An Ecologic Analysis of Maternal Mortality Ratios모성 사망 비율에 대한 생태학적 분석 Published on 2001-12-012024-08-03 Journal: Studies in Family Planning [저자] Nancy L. Sloan, Beverly Winikoff, Fariyal F. Fikree [Category] 파상풍, Pubmed URL DOI URL [DOI] 10.1111/j.1728-4465.2001.00352.x [Article Type] journal-article [Source] pubmed All Keywords