RT Journal Article SR Electronic T1 Classification systems for reinjuries: a continuing challenge 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 1338 OP 1339 DO 10.1136/bjsports-2013-092649 VO 48 IS 18 A1 Shrier, Ian A1 Steele, Russell J YR 2014 UL http://bjsm.bmj.com/content/48/18/1338.abstract AB