RT Journal Article SR Electronic T1 Advertising paid and unpaid job roles in sport: an updated position statement from the UK Strength and Conditioning Association 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 789 OP 790 DO 10.1136/bjsports-2018-099047 VO 53 IS 13 A1 Chris John Bishop A1 Peter McKnight A1 Crofton Alexander A1 Edward Archer A1 Richard Hunwicks A1 Daniel J Cleather YR 2019 UL http://bjsm.bmj.com/content/53/13/789.abstract AB