. 2017 Jul 25;19(7):e265. doi: 10.2196/jmir.7506
©Christine M Micheel, Ingrid A Anderson, Patricia Lee, Sheau-Chiann Chen, Katy Justiss, Nunzia B Giuse, Fei Ye, Sheila V Kusnoor, Mia A Levy. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 25.07.2017.
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Figure 3.
Attrition diagram.