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) G Harewood,Endosonography-guided fine needle aspiration biopsy in the evaluation of pancreatic masses,The American Journal of Gastroenterology,0002-9270,Ovid Technologies (Wolters Kluwer Health),2002-06,97,6,1386-1391,https://cir.nii.ac.jp/crid/1361418521333585024,https://doi.org/10.1016/s0002-9270(02)04133-3