RT Journal Article SR Electronic T1 Sir Ludwig Guttmann 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 67 OP 67 DO 10.1136/bjsm.14.1.67 VO 14 IS 1 A1 Robson, H. E. YR 1980 UL http://bjsm.bmj.com/content/14/1/67.abstract AB