Influenza Surveillance System May Have Shown Early Signs Of COVID-19 Pandemic

Outliers in the number of cases of influenza-like illness (ILI) that tested negative for influenza were present in global influenza surveillance networks early in the COVID-19 pandemic, an average of 13.3 weeks before the first reported COVID-19 peaks in 16 of the 28 countries included in a new study published in PLOS...