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WHO announces recommended 2023 flu vaccines for southern hemisphere

September 27, 2022


The recommendation is based on the advice of a group of experts from WHO Collaborating Centres (CC) and WHO Essential Regulatory Laboratories that analyse virus surveillance data generated by the WHO Global Influenza Surveillance and Response System, a global network of over 150 laboratories in 127 countries, areas or territories set up in 1952.

WHO cites influenza vaccination as the current principal means of reducing or counteracting influenza mortality and morbidity burden, but the constantly evolving nature of influenza viruses requires continuous global monitoring and frequent reformulation of influenza vaccines.

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