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) SCHROEDER JS,Provocation of coronary spasm with ergonovine maleate. New test with results in 57 patients undergoing coronary arteriography,Am J Cardiol,,,1977,40,,487-491,https://cir.nii.ac.jp/crid/1570291225782909824,