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Reliability of Internet- Versus Telephone-Administered Questionnaires in a Diverse Sample of Smokers

Reliability of Internet- Versus Telephone-Administered Questionnaires in a Diverse Sample of Smokers

A description of the online survey administration is available in Graham et al [46]. Participants were paid US $15 for completing the online survey.Recruitment to the substudy was conducted in two phases.

Amanda Graham, George Papandonatos

J Med Internet Res 2008;10(1):e8