title: [Natural nutrition. Study of 56 mothers of a low socioeconomic level section of the city of Valdivia in 1970].
mesh_terms: D000293:Adolescent; D000328:Adult; D001942:Breast Feeding; D002677:Chile; D005260:Female; D006801:Humans; D007228:Infant Nutrition Disorders / Q000453:epidemiology; D007231:Infant, Newborn; D009749:Nutrition Surveys; D011247:Pregnancy; D012959:Socioeconomic Factors
vernacular_title: Alimentación natural. Estudio en 56 madres de un sector de bajo nivel socio-económico en la ciudad de Valdivia en 1970.