. 2022 Mar 24;24(3):e28978. doi: 10.2196/28978
©Lanlan Pang, Hengyu Liu, Zhidong Liu, Jinyu Tan, Long-yuan Zhou, Yun Qiu, Xiaoqing Lin, Jinshen He, Xuehua Li, Sinan Lin, Subrata Ghosh, Ren Mao, Minhu Chen. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 24.03.2022.
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Figure 1.
Flow diagram of the selection of enrolled studies.