PT - JOURNAL ARTICLE ED - , TI - Corrections AID - 10.1136/bjsports-2012-091022cor1 DP - 2012 Aug 01 TA - British Journal of Sports Medicine PG - 766--766 VI - 46 IP - 10 4099 - http://bjsm.bmj.com/content/46/10/766.2.short 4100 - http://bjsm.bmj.com/content/46/10/766.2.full SO - Br J Sports Med2012 Aug 01; 46