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) MITCHELL CM.,Survey of the AGA membership relating to patients with functional gastrointestinal disorders,Gastroenterology,,,1987,92,,1282-1284,https://cir.nii.ac.jp/crid/1571980075434353024,