Patterns of medical practice in an era of change.
D003695:Delivery of Health Care / Q000639:trends; D004470:Economics, Medical / Q000639:trends*; D006123:Group Practice; D006759:Hospital-Physician Joint Ventures; D011216:Practice Management, Medical / Q000639:trends; D010818:Practice Patterns, Physicians'; D012922:Social Change; D012945:Social Values; D014481:United States