title: Hospital sponsorship of a PPO: Lowell General's preferred health plan.
mesh_terms: D006279:Health Maintenance Organizations; D006745:Hospital Bed Capacity, 300 to 499; D007348:Insurance, Health / Q000458:organization & administration*; D007350:Insurance, Hospitalization / Q000458:organization & administration*; D008404:Massachusetts; D008962:Models, Theoretical