Publications

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Displaying 1 through 2 of 2 publications.

Christensen T, Riis AH, Hatch EE, Wise LA, Nielsen MG, Rothman KJ, Toft Sorensen H, Mikkelsen EM. Costs and efficiency of online and offline recruitment methods: a web-based cohort study. J Med Internet Res. 2017 Mar 1;19(3):e58. doi: 10.2196/jmir.6716

Villanti AC, Jacobs MA, Zawistowski G, Brookover J, Stanton CA, Graham AL. Impact of baseline assessment modality on enrollment and retention in a Facebook smoking cessation study. J Med Internet Res. 2015 Jul 16;17(7):e179. doi: 10.2196/jmir.4341