PT - JOURNAL ARTICLE AU - A Hopkins TI - Approaches to medical audit. AID - 10.1136/jech.45.1.1 DP - 1991 Mar 01 TA - Journal of Epidemiology and Community Health PG - 1--3 VI - 45 IP - 1 4099 - http://jech.bmj.com/content/45/1/1.short 4100 - http://jech.bmj.com/content/45/1/1.full SO - J Epidemiol Community Health1991 Mar 01; 45