RT Journal Article SR Electronic T1 22-year-old woman with acute-on-chronic ankle pain 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 68 OP 68 DO 10.1136/bjsm.2009.069716 VO 45 IS 1 YR 2011 UL http://bjsm.bmj.com/content/45/1/68.1.abstract AB