title: Helping physicians maintain control.
authors: MHG, USA.
authors: D L
authors: DL
authors: Knowlton
mesh_terms: D006801:Humans; D008329:Managed Care Programs / Q000639:trends*; D008389:Marketing of Health Services; D010820:Physicians; D011216:Practice Management, Medical / Q000458:organization & administration*; D014481:United States