RT Journal Article SR Electronic T1 MEMBERSHIP OF THE COLLEGE JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 570 OP 570 VO 31 IS 230 A1 J. C. Hasler YR 1981 UL http://bjgp.org/content/31/230/570.1.abstract AB