RT Journal Article SR Electronic T1 Elephant in the room: how much pain is ok? If physiotherapy exercise RCTs do not report it, we will never answer the question 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 821 OP 822 DO 10.1136/bjsports-2019-101289 VO 54 IS 14 A1 Smith, Benjamin E A1 Riel, Henrik A1 Vicenzino, Bill A1 Littlewood, Chris YR 2020 UL http://bjsm.bmj.com/content/54/14/821.abstract AB