ORCHESTRA (“Connecting European Cohorts to Increase Common and Effective
Response To SARS-CoV-2 Pandemic”) is an EU-funded project which aims to help rapidly …

Since the appearance of SARS-CoV-2, the scientific community has worked relentlessly to
gather enough information about the illness caused by this virus infection. Such great effort …

Several population groups display an increased risk of severe disease and mortality
following SARS-CoV-2 infection. These include those who are immunocompromised (IC) …

Background COVID-19 vaccines are approved, vaccination campaigns are launched, and
worldwide return to normality seems within close reach. Nevertheless, concerns about the …

Vaccine hesitancy is growing worldwide and hampering efforts to control vaccine-
preventable diseases. Healthcare professionals have a critical role in the acceptance of …

Abstract VAccine Study COvid-19 (VASCO) is a cohort study with 5-year follow-up to assess
the real-world vaccine effectiveness (VE) of COVID-19 vaccines in the Netherlands. VASCO …

Dear Editor, We read with interest the recent article of Gupta et al.[1], which provides a
comprehensive update of the status of coronavirus disease 2019 (COVID-19) vaccination in …

The COVID-19 vaccination campaigns were met with a varying level of vaccine hesitancy in
Europe. We analyzed the potential relationships between COVID-19 vaccine coverage in …

The available coronavirus disease 2019 (COVID-19) vaccines have shown their
effectiveness in clinical trials. We aimed to assess the real-world effects of SARS-CoV-2 …

Objectives: This study examined factors associated with COVID-19 vaccination intention at
the very beginning of the vaccination campaign in a representative sample of the population …