PT - JOURNAL ARTICLE ED - , TI - Correction AID - 10.1136/gutjnl-2014-307263.152corr1 DP - 2014 Sep 01 TA - Gut PG - 1528--1528 VI - 63 IP - 9 4099 - http://gut.bmj.com/content/63/9/1528.short 4100 - http://gut.bmj.com/content/63/9/1528.full SO - Gut2014 Sep 01; 63