RT Journal Article SR Electronic T1 Ave atque vale JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 100 OP 101 DO 10.3399/bjgp20X708305 VO 70 IS 692 A1 Roger Jones YR 2020 UL http://bjgp.org/content/70/692/100.abstract AB