RT Journal Article SR Electronic T1 Summative assessment in North Thames (West) JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 1437 OP 1437 VO 48 IS 432 A1 M Rhodes A1 P Pietroni YR 1998 UL http://bjgp.org/content/48/432/1437.abstract AB