Columbia subject headings:
Older people--Legal status, laws, etc.--United States--Bibliography.
Older people--Medical care--Law and legislation--United States--Bibliography.
Harvard subject headings:
Older people--Legal status, laws, etc.--United States--Bibliography.
Older people--Medical care--Law and legislation--United States--Bibliography.
Princeton subject headings:
Older people--Legal status, laws, etc.--United States--Bibliography.
Older people--Medical care--Law and legislation--United States--Bibliography.