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)
GRAHAM D. Y.,Seroepidemiology of Helicobacter pylori in India : Comparison of developing and developed countries,Dig. Dis. Sci.,,,1991,36,,1084-1088,https://cir.nii.ac.jp/crid/1570572700703959680,