RT Journal Article SR Electronic T1 NICE guidelines traffic light system in children in general practice JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 317 OP 318 DO 10.3399/bjgp22X719897 VO 72 IS 720 A1 Henk de Vries YR 2022 UL http://bjgp.org/content/72/720/317.3.abstract AB