Harmonizing Case Validation for Vaccine Safety in Real-World Data: The VAC4EU Experience

Cohort event monitoring of booster COVID-19 vaccine safety using patient-reported outcomes in pregnant women

Impact and Effectiveness of COVID-19 mRNA VaccinationAgainst COVID-19 Hospitalisation in Paediatrics: A CohortStudy Using Two Linked Data Sources in Spain

Incidence of severe and non-severe SARS-CoV-2 infections in children and adolescents: a population-based cohort study using six healthcare databases from Italy, Spain, and Norway

Safety of COVID-19 Vaccines among People with History of Allergy: A European Active Surveillance Study

Applying two approaches to detect unmeasured confounding due to time-varying variables in a self-controlled risk interval design evaluating COVID-19 vaccine safety signals, using myocarditis as a case example

What is the safety of COVID-19 vaccines in immunocompromised patients? Results from the European “Covid Vaccine Monitor” active surveillance study

A comparison of four self-controlled study designs in an analysis of COVID-19 vaccines and myocarditis using five European databases

Frequency and timing of adverse reactions to COVID-19 vaccines; A multi-country cohort event monitoring study

Real-World Evidence BRIDGE: a tool to connect protocol with code programming