. 2018 Sep 4;6(9):e10274. doi: 10.2196/10274
©Yan Guo, Zhimeng Xu, Jiaying Qiao, Y Alicia Hong, Hanxi Zhang, Chengbo Zeng, Weiping Cai, Linghua Li, Cong Liu. Originally published in JMIR Mhealth and Uhealth (http://mhealth.jmir.org), 04.09.2018.
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Figure 1.
Flowchart of the pilot study.