Journal Article Mediterranean Countries Developed Countries 144 Europe 135 Population 129 Demographic Factors 124 Population Dynamics 114 Southern Europe 103 Italy 94 English Abstract 80 Research Methodology 65 Mortality 54 Population Characteristics 49 Social Sciences 43 Demography 42 Economic Factors 40 Historical Demography 40 Western Europe 39 France 35 Fertility 34 Migration 30 Geographic Factors 29 Age Factors 28 Developing Countries 27 Family And Household 27 Socioeconomic Factors 27 Historical Article 25 Fertility Measurements 23 Africa 22 Northern Africa 22