RT Journal Article SR Electronic T1 CORRECTION 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 1016 OP 1016 DO 10.1136/bjsm.2007.040915corr1 VO 42 IS 12 YR 2008 UL http://bjsm.bmj.com/content/42/12/1016.2.abstract AB