RT Journal Article SR Electronic T1 Stress fractures of the femoral shaft--four case studies. 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 14 OP 16 DO 10.1136/bjsm.20.1.14 VO 20 IS 1 A1 S Masters A1 P Fricker A1 C Purdam YR 1986 UL http://bjsm.bmj.com/content/20/1/14.abstract AB