RT Journal Article SR Electronic T1 Post-Graduate Sports Medicine Symposium 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 124 OP 124 DO 10.1136/bjsm.6.3-4.124 VO 6 IS 3-4 A1 Sperryn, P. N. YR 1972 UL http://bjsm.bmj.com/content/6/3-4/124.abstract AB