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) Robert M. Silver and D. Ware Branch,Placenta Accreta Spectrum,New England Journal of Medicine,0028-4793,Massachusetts Medical Society,2018-04-19,378,16,1529-1536,https://cir.nii.ac.jp/crid/1363670319848026496,https://doi.org/10.1056/nejmcp1709324