著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Schwartz, David A.","Maternal mortality : risk factors, anthropological perspectives, prevalence in developing countries and preventive strategies for pregnancy-related deaths",,Nova Science Publishers,2015,"Pregnancy and infants : medical, psychological and social issues series",,9781634827096,,https://cir.nii.ac.jp/crid/1130282268810935552