RT Journal Article SR Electronic T1 Evidence-based journal watch JF British Journal of Sports Medicine JO Br J Sports Med FD BMJ Publishing Group Ltd and British Association of Sport and Exercise Medicine SP 1167 OP 1168 DO 10.1136/bjsports-2011-090530 VO 45 IS 14 A1 Martin P Schwellnus YR 2011 UL http://bjsm.bmj.com/content/45/14/1167.abstract AB