Hospital participation in multihospital systems.
D003284:Contract Services / Q000706:statistics & numerical data; D003625:Data Collection; D003657:Decision Making; D006273:Health Facility Merger / Q000706:statistics & numerical data; D006777:Hospitals, Proprietary / Q000458:organization & administration; D006788:Hospitals, Voluntary / Q000458:organization & administration; D015233:Models, Statistical; D009096:Multi-Institutional Systems / Q000600:supply & distribution*; D009935:Organizational Affiliation; D014481:United States