. 2019 May 2;21(5):e11855. doi: 10.2196/11855
©Tra My Pham, Gary A Abel, Mayam Gomez-Cano, Georgios Lyratzopoulos. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 02.05.2019.
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Figure 1.
Predictors of online response: crude and covariate-adjusted proportions of online response.