RT Journal Article SR Electronic T1 Leonardo da Vinci JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 404 OP 404 DO 10.3399/bjgp12X653471 VO 62 IS 601 A1 Anthony F Cole YR 2012 UL http://bjgp.org/content/62/601/404.1.abstract AB