RT Journal Article SR Electronic T1 Exercise-based programmes reduce sports injury in adolescents (PEDro synthesis) 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 690 OP 691 DO 10.1136/bjsports-2016-096732 VO 51 IS 8 A1 Peter Butler A1 Steven J Kamper A1 Christopher M Williams YR 2017 UL http://bjsm.bmj.com/content/51/8/690.abstract AB