TY - JOUR T1 - Letters JF - The Journal of the Royal College of General Practitioners JO - J R Coll Gen Pract SP - 217 LP - 218 VL - 39 IS - 322 AU - L.J. Burns AU - M.J. Ramsden AU - G.H.J. Hancocks AU - H.P. Watson Y1 - 1989/05/01 UR - http://bjgp.org/content/39/322/217.2.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -