Columbia subject headings:
Older people--Medical care--Government policy--United States.
Older people--Medical care--Social aspects--United States.
Older people--Medical care.
Harvard subject headings:
Older people--Medical care--Government policy--United States.
Older people--Medical care--Social aspects--United States.
Princeton subject headings:
Older people--Medical care--Government policy--United States.
Older people--Medical care--Social aspects--United States.