title: Hospital and its freestanding emergency facilities from network.
mesh_terms: D000552:Ambulances; D001130:Arizona; D002391:Catchment Area, Health; D003151:Community Health Centers / Q000458:organization & administration*; D004636:Emergency Service, Hospital / Q000458:organization & administration*; D006744:Hospital Bed Capacity, 100 to 299; D006747:Hospital Communication Systems