. 2017 Jun 8;5(6):e80. doi: 10.2196/mhealth.7591
©Alice Yuqing Mao, Connie Chen, Candy Magana, Karla Caballero Barajas, J Nwando Olayiwola. Originally published in JMIR Mhealth and Uhealth (http://mhealth.jmir.org), 08.06.2017.
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Figure 1.
Study population including enrollment and retention.