The economic potential of nurse practitioners.
D003362:Cost-Benefit Analysis; D003365:Costs and Cost Analysis; D004526:Efficiency; D006761:Hospitals / Q000706:statistics & numerical data; D006801:Humans; D009722:Nurse Practitioners / Q000191:economics* / Q000706:statistics & numerical data; D010823:Physician Assistants / Q000191:economics / Q000706:statistics & numerical data; D014481:United States