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) John A. D. Spencer,Clinical overview of cardiotocography,BJOG: An International Journal of Obstetrics & Gynaecology,1470-0328,Wiley,1993-03,100,s9,4-7,https://cir.nii.ac.jp/crid/1361418519903498624,https://doi.org/10.1111/j.1471-0528.1993.tb10626.x