title: When duplicate testing leads to different results.
authors.affiliation: University of California School of Medicine, Los Angeles.
authors.forename: B A
authors.initials: BA
authors.lastname: Myhre
authors.forename: P
authors.initials: P
authors.lastname: Fu
authors.forename: A
authors.initials: A
authors.lastname: Louderback
mesh_terms: D019411:Clinical Laboratory Techniques / Q000592:standards*; D003951:Diagnostic Errors; D007755:Laboratories, Hospital / Q000592:standards*; D014481:United States