13/01/2023
Annual Seasonal Flu Outbreaks Caused by Influenza A and B Virus Infections Seasonal influenza is an acute respiratory infection caused by different types and subtypes of influenza viruses. Primarily infecting the nose, throat, and lungs, influenza viruses transmit through respiratory droplets, which may spread due to sneezing, coughing, blowing one’s nose, or contact with contaminated...
