Search Results - Johanna Heller

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    Exploring Different Incentive Structures Among US Adults Who Use e-Cigarettes to Optimize Retention in Longitudinal Web-Based Surveys: Case Study by Elizabeth Crespi, Johanna Heller, Jeffrey J Hardesty, Qinghua Nian, Joshua K Sinamo, Kevin Welding, Ryan David Kennedy, Joanna E Cohen

    Published 2023
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