title: Our army of doctors is waging war on health costs.
authors: University of Pennsylvania School of Medicine.
authors: D J
authors: DJ
authors: Shulkin
mesh_terms: D003363:Cost Control / Q000458:organization & administration*; D003362:Cost-Benefit Analysis; D006302:Health Services Research / Q000458:organization & administration*; D006801:Humans; D010506:Periodicals as Topic; D010819:Physician's Role; D012955:Societies, Medical / Q000458:organization & administration*; D014481:United States