Columbia subject headings:
Old age assistance--United States.
Older people--Family relationships--United States.
Older people--United States--Economic conditions.
Harvard subject headings:
Aging parents--Family relationships--United States.
Aging parents--United States--Family relationships.
Middle-aged persons--Family relationships--United States.
Middle-aged persons--United States--Family relationships.
Old age assistance--United States.
Parent and child (Law)--United States
Welfare recipients--United States.
Princeton subject headings: