TY - JOUR T1 - Digest JF - British Journal of General Practice JO - Br J Gen Pract SP - 85 LP - 86 VL - 40 IS - 331 A2 - , Y1 - 1990/02/01 UR - http://bjgp.org/content/40/331/85.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -