Black W A, Dorse S E, Whitby J L
Am J Clin Pathol. 1976 Aug;66(2):401-6. doi: 10.1093/ajcp/66.2.401.
Conventional proficiency testing programs in microbiology using recognizable materials yield limited information. To assess overall laboratory competence in the handling of routine clinical material, other methods are needed. This report describes the use of "blind," simulated clinical specimens in a regional quality control program. Details of the administration, including technics, costs, logistics, and limitations, are presented.
