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Tag Fiona P. Havers

Pre-2019 Coronaviruses

Definition Human coronaviruses are a frequent cause of respiratory illness. Seasonal human coronaviruses (CoV) 229E, OC43, NL63, and HKU1 generally cause mild, self-limited upper respiratory tract infections, including about 15 to 30% of all common colds ( Chapter 329 ).…

Influenza Viruses

Influenza viral infections cause a broad array of respiratory illnesses that are responsible for significant morbidity and mortality in children during seasonal epidemics . Influenza A viruses also have the potential to cause global pandemics , which can happen when…