title: [Regional aspects of changes on fertility in Portugal for the period 1930-1970].
authors.forename: J M
authors.initials: JM
authors.lastname: Nazareth
mesh_terms: D003710:Demography; D019049:Developed Countries; D005060:Europe; D005298:Fertility; D011153:Population; D011157:Population Dynamics; D011174:Portugal
keywords: Demographic Factors; Developed Countries; Differential Fertility; Europe; Fertility; Population; Population Dynamics; Portugal; Southern Europe