. 2021 Feb 2;9(2):e23548. doi: 10.2196/23548
©Junjie Bi, Wei Yang, Ping Hao, Yongmei Zhao, Dan Wei, Yipeng Sun, Yuhua Lin, Meng Sun, Xuan Chen, Xuming Luo, Shanqun Li, Wei Zhang, Xiongbiao Wang. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 02.02.2021.
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Figure 7.
Trend of messages exchanged on WeChat.