PT - JOURNAL ARTICLE AU - Stokes, E. Joan AU - Whitby, J. L. TI - Quality control in bacteriology: preliminary trials AID - 10.1136/jcp.24.9.790 DP - 1971 Dec 01 TA - Journal of Clinical Pathology PG - 790--797 VI - 24 IP - 9 4099 - http://jcp.bmj.com/content/24/9/790.short 4100 - http://jcp.bmj.com/content/24/9/790.full SO - J Clin Pathol1971 Dec 01; 24 AB - Six trials of quality control material sent in the form of artificial specimens are reported. A method of assessment using a computer for complex results, including antibiotic sensitivity tests, was employed. The trials were successful in showing the need for a comprehensive service and in bringing to light by this method a wide variety of errors.