RT Journal Article SR Electronic T1 From London to Oxford 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 75 OP 75 DO 10.1136/bjsm.27.2.75 VO 27 IS 2 A1 Peter Sperryn YR 1993 UL http://bjsm.bmj.com/content/27/2/75.abstract AB