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- Ruiqi Ren, Yanping Zhang, Qun Li, Jennifer M McGoogan, Zijian Feng, George F Gao, and Zunyou Wu.
- Chinese Center for Disease Control and Prevention, Beijing, China.
- JAMA. 2021 Feb 2; 325 (5): 489492489-492.
AbstractThis population epidemiology study characterizes trends in the prevalence of asymptomatic severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection among international entrants testing positive for SARS-CoV-2 at Chinese border checkpoints between mid-April and mid-October 2020.
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