title: [Changes in the demographic structure of the European region. I].
mesh_terms: D001723:Birth Rate; D003710:Demography; D019049:Developed Countries; D005060:Europe; D005061:Europe, Eastern; D005298:Fertility; D011153:Population; D011157:Population Dynamics; D012106:Research; D012107:Research Design
keywords: Birth Rate--changes; Demographic Factors; Developed Countries; Eastern Europe; Europe; Fertility Measurements; Fertility Rate--changes; Fertility--changes; Measurement; Northern Europe; Population; Population Dynamics; Research Methodology; Western Europe
vernacular_title: Az Europai regio demografiai strukturajanak valtozasa. (I).