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) CHEUNG CY,Vascular endothelial growth factor gene expression in ovine placenta and fetal membranes,Am. J. Obstet. Gynecol.,,,1995,173,,753-759,https://cir.nii.ac.jp/crid/1570291225155639808,