PT - JOURNAL ARTICLE ED - , TI - The ENS and surrounding tissues AID - 10.1136/gut.47.suppl_4.iv37 DP - 2000 Dec 01 TA - Gut PG - iv37--iv37 VI - 47 IP - suppl 4 4099 - http://gut.bmj.com/content/47/suppl_4/iv37.short 4100 - http://gut.bmj.com/content/47/suppl_4/iv37.full SO - Gut2000 Dec 01; 47