Journal Article 85 English Abstract 73 Developed Countries 63 Europe 60 Mediterranean Countries 59 Southern Europe 56 Italy 55 Population 52 Demographic Factors 51 Population Dynamics 44 Italien 39 Geschichte 34 Research Methodology 33 Bibel 27 Mortality 23 Zeitschrift 22 Katholische Kirche 21 Family And Household 18 Population Characteristics 18 Demography 17 Fertility 17 Social Sciences 17 Historical Demography 15 Age Factors 12 Biology 12 Economic Factors 12 Theologie 12 Baltikum 11 Fertility Measurements 11 Nuptiality 11