著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Tsapaki,Patient and staff radiation exposure during endoscopic retrograde cholangio-pancreatography: eight years of dose monitoring,OMICS J. Radiol.,,,2017,6,,253,https://cir.nii.ac.jp/crid/1370298754829282320,