RT Journal Article SR Electronic T1 IAN HENDERSON STOKOE M.D. F.R.C.P. (Ed)., F.R.G.G.P., M.R.C.P JF The Journal of the Royal College of General Practitioners JO J R Coll Gen Pract FD British Journal of General Practice SP 493 OP 493 VO 24 IS 144 A1 J. J. C. Cormack A1 A. G. Donald A1 R. Scott YR 1974 UL http://bjgp.org/content/24/144/493.abstract AB