Showing 1 - 2 results of 2 for search 'Ryan David Kennedy', query time: 0.02s Refine Results
  1. 1
    Agreement Between Self-reports and Photos to Assess e-Cigarette Device and Liquid Characteristics in Wave 1 of the Vaping and Patterns of e-Cigarette Use Research Study: Web-Based Longitudinal Cohort Study

    Agreement Between Self-reports and Photos to Assess e-Cigarette Device and Liquid Characteristics in Wave 1 of the Vaping and Patterns of e-Cigarette Use Research Study: Web-Based... by Elizabeth Crespi, Jeffrey J Hardesty, Qinghua Nian, Joshua Sinamo, Kevin Welding, Ryan David Kennedy, Joanna E Cohen

    Published 2022
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  2. 2
    Exploring Different Incentive Structures Among US Adults Who Use e-Cigarettes to Optimize Retention in Longitudinal Web-Based Surveys: Case Study

    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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