College of American Pathologists Conference XXIII on matrix effects and accuracy assessment in clinical chemistry. Report of Working Group on Proficiency Test Programs.
Ross
J W
JW
Department of Pathology, Kennestone Hospital, Marietta, Ga. 30060.
Lawson
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D015982:Bias; D002624:Chemistry, Clinical / Q000592:standards*; D006801:Humans; D010336:Pathology; D011785:Quality Assurance, Health Care; D012015:Reference Standards; D012955:Societies, Medical; D014481:United States