TY - JOUR T1 - OXFORD TEXTBOOK OF MEDICINE JF - The Journal of the Royal College of General Practitioners JO - J R Coll Gen Pract SP - 445 LP - 445 VL - 33 IS - 252 AU - E. G. Buckley Y1 - 1983/07/01 UR - http://bjgp.org/content/33/252/445.3.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -