RT Journal Article SR Electronic T1 Outside the Box JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 649 OP 649 DO 10.3399/bjgp13X675467 VO 63 IS 617 A1 Trisha Greenhalgh YR 2013 UL http://bjgp.org/content/63/617/649.abstract AB