title: [INS quality control program. V. Use of an internal/external program strategy].
authors.forename: A
authors.initials: A
authors.lastname: Loría
mesh_terms: D001774:Blood Chemical Analysis; D006801:Humans; D007753:Laboratories / Q000592:standards*; D008800:Mexico; D015397:Program Evaluation; D011786:Quality Control
vernacular_title: Programa INS de control de calidad. V. Uso de una estrategia de programa interno/externo.