Influenza, commonly known as the flu, is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness and, at times, can lead to death.
Ref. Link: https://tinyurl.com/yc83apfv
Influenza, commonly known as the flu, is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness and, at times, can lead to death.
Ref. Link: https://tinyurl.com/yc83apfv