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) Ishaq S,Helicobacter pylori and gastric cancer: a state of the art review,Gastroenerol Hepatol Bed Bench,,,2015,8,1,6,https://cir.nii.ac.jp/crid/1370294643857463040,