This paper is in the following e-collections/theme issues:

Web-based and Mobile Health Interventions  Research Participants Recruitment and Engagement 


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Tweetations for "The Effectiveness of Loyalty Rewards to Promote the Use of an Internet-Based Heart Health Program" in the last 6 months

Sam Liu, Corinne Hodgson, Ahmad M Zbib, Ada YM Payne, Robert P Nolan
J Med Internet Res 2014 (Jul 02); 16(7):e163 

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