. 2022 Nov 2;9:1001801. doi: 10.3389/fmed.2022.1001801
Copyright © 2022 Xu, Ye, Song, Shen, Liu, Guo, Liu, Wu, Wang, Sun, Bai, Luo, Liao, Chen, Song, Huang, Wu and Xu.
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Figure 1.
Flow chart of participant selection and the study design.