RT Journal Article SR Electronic T1 Lord Platt, MD, M.SC, FRCP, FRCGP JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 637 OP 637 VO 28 IS 195 A1 P. S. Byrne YR 1978 UL http://bjgp.org/content/28/195/637.abstract AB