RT Journal Article SR Electronic T1 THE NUFFIELD EXPERIMENT JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 836 OP 837 VO 25 IS 160 A1 E. V. Kuenssberg YR 1975 UL http://bjgp.org/content/25/160/836.3.abstract AB