RT Journal Article SR Electronic T1 Red flags or red herrings? Redefining the role of red flags in low back pain to reduce overimaging 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 488 OP 489 DO 10.1136/bjsports-2017-097725 VO 52 IS 8 A1 Gilat L Grunau A1 Ben Darlow A1 Timothy Flynn A1 Kieran O’Sullivan A1 Peter B O’Sullivan A1 Bruce B Forster YR 2018 UL http://bjsm.bmj.com/content/52/8/488.abstract AB