Tag Archives:Vaxigrip Tetra

Immunogenicity and safety of the new inactivated quadrivalent influenza vaccine Vaxigrip Tetra

Fig. 1. High-risk groups for influenza and flu–related complications

Influenza represents an acute viral respiratory disease caused by RNA-enveloped viruses. They belong to the Orthomyxoviridae family which comprises five genera, but only two (influenza A and B viruses) are of medical relevance in humans. Even though