title: Margin of error.
authors.forename: John
authors.initials: J
authors.lastname: Petrucci
mesh_terms: D002984:Clinical Laboratory Information Systems / Q000592:standards; D064790:Clinical Laboratory Services; D019411:Clinical Laboratory Techniques / Q000592:standards*; D003951:Diagnostic Errors / Q000517:prevention & control; D061827:Dimensional Measurement Accuracy; D006801:Humans; D058996:Quality Improvement