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The Malawi Diffusion and Ideational Change Project 2004-06：Data collection, data quality, and analysis of attrition
AIDS/HIV data quality interviewer effects representativeness response reliability sample attrition Sub-Saharan Africa
2009/5/6
In this paper, we evaluate the quality of survey data collected by the Malawi Diffusion and Ideational Change Project by investigating four potential sources of bias: sample representativeness, interv...