Columbia subject headings:
Hospitals--Mexico--Mexico City--History.
Mexico City (Mexico)--Social conditions.
Harvard subject headings:
Princeton subject headings:
Catholic hospitals--Mexico--Mexico City--History--16th century.
Charities, Medical--Mexico--Mexico City--History--16th century.
Indians of South America--Mexico--Mexico City--Medical care--History--16th century.
Medical care--Mexico--Mexico City--History--16th century.
Mexico City (Mexico)--Social conditions.