TY - JOUR T1 - Preventive medicine and presymptomatic diagnosis. JF - The Journal of the Royal College of General Practitioners JO - J R Coll Gen Pract SP - 344 LP - 351 VL - 15 IS - 5 AU - D. L. Crombie Y1 - 1968/05/01 UR - http://bjgp.org/content/15/5/344.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -