title: [Fertility rates in Chilean population: a sociologic approach].
mesh_terms: D001723:Birth Rate; D002677:Chile; D005260:Female; D005298:Fertility; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D012959:Socioeconomic Factors
vernacular_title: Fecundidad diferencial de la población chilena: un enfoque sociológico