PT - JOURNAL ARTICLE AU - RAJAGOPALAN, MANI TI - Defining treatment resistance in the irritable bowel syndrome AID - 10.1136/gut.41.5.723-a DP - 1997 Nov 01 TA - Gut PG - 723--726 VI - 41 IP - 5 4099 - http://gut.bmj.com/content/41/5/723.1.short 4100 - http://gut.bmj.com/content/41/5/723.1.full SO - Gut1997 Nov 01; 41