title: Evaluating public health data systems: a practical approach.
authors.affiliation: State Center for Health Statistics, Iowa Department of Health, USA.
authors.forename: P
authors.initials: P
authors.lastname: Blood
mesh_terms: D005069:Evaluation Studies as Topic; D006801:Humans; D007256:Information Systems / Q000458:organization & administration; D007484:Iowa; D016730:Program Development; D011634:Public Health; D014481:United States