Columbia subject headings:
AIDS (Disease)--Transmission--United States.
Foreign workers, Latin American--Health and hygiene--United States.
HIV-positive persons--United States.
Migrant agricultural laborers--Health and hygiene--United States.
Harvard subject headings:
Princeton subject headings:
AIDS (Disease)--Transmission--United States.
Foreign workers, Latin American--Health and hygiene--United States.
HIV-positive persons--United States.
Migrant agricultural laborers--Health and hygiene--United States.