PT - JOURNAL ARTICLE AU - Martin P Schwellnus TI - Evidence-based journal watch AID - 10.1136/bjsports-2011-090530 DP - 2011 Nov 01 TA - British Journal of Sports Medicine PG - 1167--1168 VI - 45 IP - 14 4099 - http://bjsm.bmj.com/content/45/14/1167.short 4100 - http://bjsm.bmj.com/content/45/14/1167.full SO - Br J Sports Med2011 Nov 01; 45