RT Journal Article SR Electronic T1 Histochemistry of the gastric mucosa JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 72 OP 76 DO 10.1136/gut.4.1.72 VO 4 IS 1 YR 1963 UL http://gut.bmj.com/content/4/1/72.abstract AB