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) YAMAMOTO M,Efficacy of single vs multiple injection superovulation regimens of FSH using Polyvinylpyrrolidone,Theriogenology,,,1992,37,,,https://cir.nii.ac.jp/crid/1574231875948290048,