Columbia subject headings:
Harvard subject headings:
Brain drain--Latin America.
Latin America--Emigration and immigration.
Physicians, Foreign--United States.
Physicians--Latin America.
United States--Emigration and immigration.
Princeton subject headings:
Brain drain--Latin America.
Latin America--Emigration and immigration.
Physicians, Foreign--United States.
Physicians--Latin America.
United States--Emigration and immigration.