. 2020 Jul 22;8(7):e17039. doi: 10.2196/17039
©Md.Mohaimenul Islam, Tahmina Nasrin Poly, Bruno Andres Walther, Yu-Chuan (Jack) Li. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 22.07.2020.
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Figure 2.
Risk bias assessment of the included studies.