title: Revision of the federally mandated cytopathology proficiency testing system.
authors.forename: George K
authors.initials: GK
authors.lastname: Nagy
mesh_terms: D002983:Clinical Competence / Q000331:legislation & jurisprudence* / Q000592:standards; D003581:Cytodiagnosis / Q000592:standards; D006801:Humans; D007753:Laboratories / Q000331:legislation & jurisprudence* / Q000592:standards / Q000706:statistics & numerical data; D010338:Pathology, Clinical / Q000331:legislation & jurisprudence* / Q000592:standards; D011785:Quality Assurance, Health Care; D011786:Quality Control; D015203:Reproducibility of Results; D012107:Research Design; D018401:Sample Size