Vaccination Updates for the 2021-2022 Flu Season
Both strains of Influenza A will be different from those included the northern hemisphere's last season.
Uncertainty Remains in the 2019-2020 Flu Vaccine Match
Vaccines for the 2019-2020 Northern Hemisphere saw updates to both the H3N2 and H1N1 influenza A strains, which had not been updated in a couple of years.