. 2014 Jul 23;16(7):e177. doi: 10.2196/jmir.3434
©Rebecca Schweier, Matthias Romppel, Cynthia Richter, Eike Hoberg, Harry Hahmann, Inge Scherwinski, Gregor Kosmützky, Gesine Grande. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 23.07.2014.
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Figure 3.
Flowchart of study participants.