. 2020 Oct 22;6(4):e23098. doi: 10.2196/23098
©Xue Gong, Yangyang Han, Mengchi Hou, Rui Guo. Originally published in JMIR Public Health and Surveillance (http://publichealth.jmir.org), 22.10.2020.
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Figure 1.
The epidemic characteristics of COVID-19 in China from January 20 to April 20, 2020.