Indian Health Service; medical reimbursement rates for calendar year 1991; inpatient and outpatient medical care--PHS.
D000553:Ambulatory Care / Q000191:economics*; D006760:Hospitalization / Q000191:economics*; D007198:Indians, North American; D011907:Rate Setting and Review / Q000331:legislation & jurisprudence*; D014481:United States; D014492:United States Public Health Service