. 2017 Nov 1;19(11):e356. doi: 10.2196/jmir.7928
©Raquel Paz Castro, Severin Haug, Andreas Filler, Tobias Kowatsch, Michael P Schaub. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 01.11.2017.
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Figure 1.
Participants’ progress through the trial.