. 2016 Dec 7;2(2):e169. doi: 10.2196/publichealth.3381
©Sangya Kaphle, Michael Matheke-Fischer, Neal Lesh. Originally published in JMIR Public Health and Surveillance (http://publichealth.jmir.org), 07.12.2016.
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Figure 3.
Randomization and treatment allocation of participants.