. 2022 Mar 7;8(3):e25552. doi: 10.2196/25552
©Chuqin Li, Adesoji Ademiluyi, Yaorong Ge, Albert Park. Originally published in JMIR Public Health and Surveillance (https://publichealth.jmir.org), 07.03.2022.
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Figure 2.
The distribution of study region.