RT Journal Article SR Electronic T1 Robert-Jan de Vos 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 1224 OP 1225 DO 10.1136/bjsports-2016-096155 VO 50 IS 19 A1 Johann Windt YR 2016 UL http://bjsm.bmj.com/content/50/19/1224.abstract AB