TY - JOUR T1 - ASTON INDEX JF - The Journal of the Royal College of General Practitioners JO - J R Coll Gen Pract SP - 245 LP - 245 VL - 30 IS - 213 AU - Graham Curtis Jenkins Y1 - 1980/04/01 UR - http://bjgp.org/content/30/213/245.3.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -