PT - JOURNAL ARTICLE AU - Jewell, David TI - AUTHOR'S REPLY AID - 10.1136/qshc.2.2.142-a DP - 1993 Jun 01 TA - Quality in Health Care PG - 142--142 VI - 2 IP - 2 4099 - http://qualitysafety.bmj.com/content/2/2/142.2.short 4100 - http://qualitysafety.bmj.com/content/2/2/142.2.full SO - Qual Health Care1993 Jun 01; 2