title: Partnering with PSOs. HMO companies offer administrative assistance.
authors.forename: L
authors.initials: L
authors.lastname: Kertesz
mesh_terms: D019033:Delivery of Health Care, Integrated / Q000458:organization & administration*; D006279:Health Maintenance Organizations / Q000458:organization & administration*; D009935:Organizational Affiliation; D014481:United States