RT Journal Article SR Electronic T1 Notes and news 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 139 OP 140 DO 10.1136/bjsm.35.2.139-b VO 35 IS 2 YR 2001 UL http://bjsm.bmj.com/content/35/2/139.3.abstract AB