title: Altitude, migration, and fertility in the Andes.
mesh_terms: D000328:Adult; D000531:Altitude; D005006:Ethnicity; D005260:Female; D005298:Fertility; D006801:Humans; D007199:Indians, South American; D010568:Peru; D013030:Spain; D014171:Transients and Migrants; D044465:White People