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) RONKAINEN J,Prevalence of barrett's esophagus in the general population : An endoscopic study,Gastroenterology,,,2005,129,,1825-1831,https://cir.nii.ac.jp/crid/1573950400342984192,