title: Getting into the PSO business: the preliminaries.
authors.forename: B A
authors.initials: BA
authors.lastname: Walton
authors.forename: G
authors.initials: G
authors.lastname: Rotherham
mesh_terms: D000368:Aged; D019058:Community Networks / Q000458:organization & administration*; D003284:Contract Services; D003659:Decision Making, Organizational; D005240:Feasibility Studies; D006299:Health Services for the Aged; D006801:Humans; D006278:Medicare / Q000458:organization & administration*; D014481:United States