title: Medical-control physicians and DNR protocols.
mesh_terms: D002985:Clinical Protocols; D003625:Data Collection; D003657:Decision Making; D004632:Emergency Medical Services / Q000592:standards*; D005190:Family; D008020:Life Support Care / Q000592:standards*; D010819:Physician's Role; D016414:Resuscitation Orders; D014481:United States