PT - JOURNAL ARTICLE ED - , TI - Evidence based journal watch DP - 2006 Aug 01 TA - British Journal of Sports Medicine PG - 735--736 VI - 40 IP - 8 4099 - http://bjsm.bmj.com/content/40/8/735.short 4100 - http://bjsm.bmj.com/content/40/8/735.full SO - Br J Sports Med2006 Aug 01; 40