PT - JOURNAL ARTICLE ED - , TI - Digestive and Hepatobiliary Pathology and Pathophysiology Case Studies AID - 10.1136/gut.18.9.770-b DP - 1977 Sep 01 TA - Gut PG - 770--770 VI - 18 IP - 9 4099 - http://gut.bmj.com/content/18/9/770.3.short 4100 - http://gut.bmj.com/content/18/9/770.3.full SO - Gut1977 Sep 01; 18