PT - JOURNAL ARTICLE ED - , TI - Correction AID - 10.1136/gutjnl-2013-305143.41corr1 DP - 2013 Sep 01 TA - Gut PG - 1269--1269 VI - 62 IP - 9 4099 - http://gut.bmj.com/content/62/9/1269.2.short 4100 - http://gut.bmj.com/content/62/9/1269.2.full SO - Gut2013 Sep 01; 62