Recruiting hard-to-reach populations via respondent driven sampling for mobile phone surveys in Colombia: a qualitative study
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Colombia
Colombia
Results found: 9
Remote consent approaches for mobile phone surveys of non-communicable disease risk factors in Colombia and Uganda: A randomized study
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A cost study for mobile phone health surveys using interactive voice response for assessing risk factors of noncommunicable diseases
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Adaptation of a mobile phone health survey for risk factors for noncommunicable diseases in Colombia: A qualitative study
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Does airtime incentive amount influence IVR survey participation?
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