Before revision: Human and pandemic coronaviruses Transmissibility Clinical Severity COVID-19 pandemic 5 4~7 SARS-CoV-2 variants Estimates of the transmissibility and clinical severity of variants
After revision: Human and pandemic coronaviruses Transmissibility Clinical Severity COVID-19 pandemic 5 4~7 While the CDC has not published a PSAF rating for the COVID-19 pandemic, they maintain best estimates of some of the relevant transmissibility and clinical severity measures for scenario planning.