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) POZZOLI M,Left atrial appendage dysfunction : A cause of thrombosis? Evidence by transesophageal echocardiography-Doppler studies,J Am Soc Echocardiogr,,,1991,4,,435-441,https://cir.nii.ac.jp/crid/1571698600129008512,