RT Journal Article SR Electronic T1 Post-traumatic ectopic calcification in the muscles of athletes: a review. 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 287 OP 290 DO 10.1136/bjsm.32.4.287 VO 32 IS 4 A1 J B King YR 1998 UL http://bjsm.bmj.com/content/32/4/287.abstract AB