RT Journal Article SR Electronic T1 Overuse injuries and burnout in youth sports: a position statement from the American Medical Society for Sports Medicine 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 288 DO 10.1136/bjsports-2013-093299 VO 48 IS 4 A1 DiFiori, John P A1 Benjamin, Holly J A1 Brenner, Joel S A1 Gregory, Andrew A1 Jayanthi, Neeru A1 Landry, Greg L A1 Luke, Anthony YR 2014 UL http://bjsm.bmj.com/content/48/4/287.abstract AB