PT - JOURNAL ARTICLE ED - , TI - Corrections AID - 10.1136/bjsports-2011-090606.59.corr1 DP - 2012 Mar 01 TA - British Journal of Sports Medicine PG - 298--298 VI - 46 IP - 4 4099 - http://bjsm.bmj.com/content/46/4/298.3.short 4100 - http://bjsm.bmj.com/content/46/4/298.3.full SO - Br J Sports Med2012 Mar 01; 46