title: [Demographic changes:  a major problem for the future].
authors.forename: P
authors.initials: P
authors.lastname: Goetschin
mesh_terms: D003710:Demography; D019049:Developed Countries; D004467:Economics; D005544:Forecasting; D011153:Population; D011157:Population Dynamics; D012106:Research; D012959:Socioeconomic Factors; D013223:Statistics as Topic
keywords: Demographic Aging; Demographic Factors; Developed Countries; Economic Factors; Estimation Technics; Population; Population Decrease; Population Dynamics; Population Forecast; Population Projection; Research Methodology; Socioeconomic Factors