RT Journal Article SR Electronic T1 SportsMedUpdate 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 767 OP 770 DO 10.1136/bjsm.2010.076182 VO 44 IS 10 A1 Martin P Schwellnus YR 2010 UL http://bjsm.bmj.com/content/44/10/767.abstract AB