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![]() Date: 2011-12-28 07:02:54Economic data Research methods Evaluation methods Sampling Questionnaire Socio-Economic Panel Cross-National Equivalent File Study on Global Ageing and Adult Health China Health and Nutrition Survey Statistics Survey methodology Panel data | Source URL: www.lisdatacenter.orgDownload Document from Source WebsiteFile Size: 12,45 KBShare Document on Facebook |