PT - JOURNAL ARTICLE AU - Robin Spiller TI - Digest DP - 2004 Oct 01 TA - Gut PG - 1391--1391 VI - 53 IP - 10 4099 - http://gut.bmj.com/content/53/10/1391.2.short 4100 - http://gut.bmj.com/content/53/10/1391.2.full SO - Gut2004 Oct 01; 53