. 2020 Nov 9;8(11):e18907. doi: 10.2196/18907
©Lin Lu, Jiayao Zhang, Yi Xie, Fei Gao, Song Xu, Xinghuo Wu, Zhewei Ye. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 09.11.2020.
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Figure 1.
The flow diagram illustrating the screening process of papers.