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. 2018 Nov 19;20(11):e12052. doi: 10.2196/12052

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©Yan Ping Duan, Wei Liang, Lan Guo, Julian Wienert, Gang Yan Si, Sonia Lippke. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 19.11.2018.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in the Journal of Medical Internet Research, is properly cited. The complete bibliographic information, a link to the original publication on http://www.jmir.org/, as well as this copyright and license information must be included.

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Mediation of the effect of the intervention on lifestyle changes by internal and external resources. Significant changes are indicted by an asterisk.