Flu Strains 2025

Flu Strains 2025. • make recommendations for the strains of influenza a (h1n1 and h3n2) and b viruses to be included in the 2025 southern hemisphere formulation of influenza vaccine licensed in the. As hospitalization data are received.


Flu Strains 2025

• make recommendations for the strains of influenza a (h1n1 and h3n2) and b viruses to be included in the 2025 southern hemisphere formulation of influenza vaccine licensed in the. National center for immunization and respiratory diseases (ncird) fluview weekly u.s.

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