. 2020 Sep 23;8(9):e17135. doi: 10.2196/17135
©Antoinette Schoenthaler, Michelle Leon, Mark Butler, Karsten Steinhaeuser, William Wardzinski. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 23.09.2020.
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Figure 2.
Screenshots of intervention modules.