Columbia subject headings:
Mexico--Social conditions--21st century.
Mexico--Social policy.
Harvard subject headings:
Marginality, Social--Mexico.
Mexico--Social conditions--21st century.
Mexico--Social policy--21st century.
Mexico--Social policy.
Public health--Mexico
Public welfare--Mexico.
Princeton subject headings:
Marginality, Social--Mexico.
Mexico--Política social.
Mexico--Social conditions--21st century.
Mexico--Social policy.
Public health--Mexico.
Public welfare--Mexico.