Background This study was conducted to compare the immunogenicity and safety profile of
two quadrivalent influenza vaccines (QIVs) in healthy adults (18–60 years) and elderly (> 61 …

This report updates the 2019–20 recommendations of the Advisory Committee on
Immunization Practices (ACIP) regarding the use of seasonal influenza vaccines in the …

Background Under the global risk of epidemic rebound of influenza after COVID-19
outbreak, the study aimed to provide a comprehensive evaluation of the seasonal influenza …

Vaccination is the most effective approach to reduce the substantial morbidity and mortality
caused by influenza infection. Vaccine efficacy is highly sensitive to antigenic changes …

Background The aim of the present study was to estimate the effectiveness of the MF59™-
adjuvanted influenza A (H1N1) pdm09 vaccine against medically attended influenza-like …

CONTEXT: The true level of influenza vaccine efficacy is controversial and many factors may
influence its estimation. OBJECTIVES: To estimate the efficacy of vaccination of children and …

The influenza vaccination is known as the most effective method for preventing influenza
infection and its complications in the elderly. Conventional subunit (Agrippal S1; Novartis) …

Mass immunization of children has the potential to decrease infection rates and prevent the
transmission of influenza. We evaluated the immunogenicity, safety, and tolerability of …

The immunogenicity and reactogenicity of two influenza vaccines were evaluated in a
randomised, double-blind trial in north-east Italy during winter 2005–2006. Of 238 adult …

Background Adjuvanted influenza vaccines offer greater and broader immunogenicity to
older adults than conventional vaccines. Studies assessing the comparative effectiveness of …