Asymptomatic infections may have played a significant role in the early and ongoing spread of COVID-19 and highlight the need for expansive testing and contact tracing to mitigate the pandemic.
Up to 45 percent of SARS-CoV-2 infections may be asymptomatic
Asymptomatic infections may have played a significant role in the early and ongoing spread of COVID-19 and highlight the need for expansive testing and contact tracing to mitigate the pandemic.