Verwijzing naar de data van: Database Developing World - DDW
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In the last decades, many large-scale representative household surveys have been conducted in developing countries. In these surveys, for millions of individuals, demographic,...
近数十年来，诸多大规模代表性家庭调查已在发展中国家落地实施。此类调查覆盖数百万个体，涉及人口学……
