. 2023 Mar 14;9:e44274. doi: 10.2196/44274
©Haibin Li, Jiajia Zhang, Xinye Zou, Xiuqin Jia, Deqiang Zheng, Xiuhua Guo, Wuxiang Xie, Qi Yang. Originally published in JMIR Public Health and Surveillance (https://publichealth.jmir.org), 14.03.2023.
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Figure 1.
Flowchart of participants' selection.