PT - JOURNAL ARTICLE AU - D. L. Crombie TI - Record linkage in automated systems DP - 1981 Jun 01 TA - The Journal of the Royal College of General Practitioners PG - 325--326 VI - 31 IP - 227 4099 - http://bjgp.org/content/31/227/325.short 4100 - http://bjgp.org/content/31/227/325.full SO - J R Coll Gen Pract1981 Jun 01; 31