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Effect of Airtime Incentives to improve participation in IVR surveys in Colombia and Tanzania (2018)

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ICPSR2023-01-01 更新2026-04-16 收录
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The study evaluated whether airtime incentives can improve cooperation and response rates for a non-communicable disease (NCD) interactive voice response (IVR) survey in Colombia and Tanzania.

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2023-01-01
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