Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL "藤井, 知行",分娩・産褥期の正常と異常/周産期感染症,,中山書店,2021,産科婦人科臨床series collection : Science and Practice,,9784521747637,,https://cir.nii.ac.jp/crid/1130288203207943070