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. 2016 May 6;4(2):e59. doi: 10.2196/mhealth.5149

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©Joseph Finkelstein, Eun Me Cha. Originally published in JMIR Mhealth and Uhealth (http://mhealth.jmir.org), 06.05.2016.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR mhealth and uhealth, is properly cited. The complete bibliographic information, a link to the original publication on http://mhealth.jmir.org/, as well as this copyright and license information must be included.

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Distribution of stages of change before and after the mobile app use (gray bars: before the app use, black bars: after the app use; see detailed description in the text).