RT Journal Article SR Electronic T1 Debunking early single sport specialisation and reshaping the youth sport experience: an NBA perspective 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 142 OP 143 DO 10.1136/bjsports-2016-097170 VO 51 IS 3 A1 John P DiFiori A1 Joel S Brenner A1 Dawn Comstock A1 Jean Côté A1 Arne Güllich A1 Brian Hainline A1 Robert Malina YR 2017 UL http://bjsm.bmj.com/content/51/3/142.abstract AB