'Trust' magic ingredient in physician pacts.
Egger
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D003299:Cooperative Behavior; D006759:Hospital-Physician Joint Ventures / Q000458:organization & administration*; D018578:Hospital-Physician Relations; D008329:Managed Care Programs / Q000191:economics / Q000458:organization & administration; D010934:Planning Techniques; D020399:Practice Management / Q000458:organization & administration; D014481:United States