RT Journal Article SR Electronic T1 GPs as investigators JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 374 OP 374 DO 10.3399/bjgp09X420842 VO 59 IS 562 A1 Peter Perkins YR 2009 UL http://bjgp.org/content/59/562/374.abstract AB