PT - JOURNAL ARTICLE ED - , TI - News AID - 10.1136/gut.24.6.595-a DP - 1983 Jun 01 TA - Gut PG - 595--595 VI - 24 IP - 6 4099 - http://gut.bmj.com/content/24/6/595.2.short 4100 - http://gut.bmj.com/content/24/6/595.2.full SO - Gut1983 Jun 01; 24