Columbia subject headings:
Indians of South America--Ecuador--Migrations.
Indians of South America--Education--Ecuador.
Indians of South America--Health and hygiene--Ecuador.
Harvard subject headings:
Indians of South America--Ecuador--Migrations.
Indians of South America--Education--Ecuador.
Indians of South America--Health and hygiene--Ecuador.
Princeton subject headings:
Education--Andes Region.
Medicine, Rural--Andes Region.