Effects of competition in medicine.
D000574:American Medical Association; D003362:Cost-Benefit Analysis; D003695:Delivery of Health Care / Q000191:economics* / Q000331:legislation & jurisprudence; D004465:Economic Competition; D004470:Economics, Medical; D005380:Financing, Government / Q000331:legislation & jurisprudence / Q000639:trends; D005102:Health Expenditures / Q000331:legislation & jurisprudence / Q000639:trends; D006280:Health Workforce / Q000600:supply & distribution; D006801:Humans; D013038:Specialization; D014481:United States