title: Twenty local health departments, 46 million people.
authors.affiliation: de Beaumont Foundation, Bethesda, MD.
authors.forename: James B
authors.initials: JB
authors.lastname: Sprague
mesh_terms: D006801:Humans; D011634:Public Health / Q000191:economics; D011635:Public Health Administration / Q000379:methods*; D014481:United States