title: Ambulatory patient groups (APGs): ending the price spiral for hospital outpatient services.
authors.affiliation: Glen Oaks Hospital, Glendale Heights, IL, USA.
authors.forename: O G
authors.initials: OG
authors.lastname: Berg
mesh_terms: D006801:Humans; D008329:Managed Care Programs / Q000458:organization & administration*; D010044:Outpatient Clinics, Hospital / Q000191:economics*; D010361:Patients / Q000145:classification; D012051:Reimbursement Mechanisms; D014481:United States