Columbia subject headings:
Health insurance.
Medical care, Cost of--United States.
Medical statistics.
Harvard subject headings:
Cost and standard of living--United States
Cost and standard of living--United States--Statistics.
Health insurance
Health insurance--United States--Costs
Health insurance--United States--Statistics
Medical care, Cost of--United States
Medical care, Cost of--United States--Statistics
Medical statistics
United States--Statistics, Medical
Princeton subject headings:
Health insurance.
Medical care, Cost of--United States.
Medical statistics.