title: PSO accord reached. Rules seek exclusion of weaker organizations.
authors.forename: E
authors.initials: E
authors.lastname: Weissenstein
mesh_terms: D014487:Centers for Medicare and Medicaid Services, U.S.; D019058:Community Networks / Q000191:economics*; D005376:Financial Management / Q000592:standards*; D006278:Medicare / Q000458:organization & administration; D014481:United States