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) L. Oppenheimer and P. Holmes and N. Simpson and A. Dabrowski,Diagnosis of low‐lying placenta: can migration in the third trimester predict outcome?,Ultrasound in Obstetrics & Gynecology,0960-7692,Wiley,2001-08,18,2,100-102,https://cir.nii.ac.jp/crid/1364233270273814912,https://doi.org/10.1046/j.1469-0705.2001.00450.x