RT Journal Article SR Electronic T1 Lochmaddy JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 783 OP 783 DO 10.3399/bjgp10X532558 VO 60 IS 579 A1 Alec Logan YR 2010 UL http://bjgp.org/content/60/579/783.1.abstract AB