Influenza vaccine
Influenza vaccines, colloquially known as flu shots or flu jab, are vaccines that protect against infection by influenza viruses. New versions of the vaccines are developed twice a year, as the influenza virus rapidly changes.
Influenza vaccines, colloquially known as flu shots or flu jab, are vaccines that protect against infection by influenza viruses. New versions of the vaccines are developed twice a year, as the influenza virus rapidly changes.
Influenza vaccines, colloquially known as flu shots or flu jab, are vaccines that protect against infection by influenza viruses. New versions of the vaccines are developed twice a year, as the influenza virus rapidly changes.
Source: Wikipedia "Influenza vaccine" · CC BY-SA 4.0
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