NCT05621928View on ClinicalTrials.gov

Effectiveness of Vaccination Against COVID-19 in Brazil: Case-Control Study

Active, not recruitingOBSERVATIONAL
Enrollment

3,920

Participants

Timeline

Start Date

February 7, 2022

Primary Completion Date

October 31, 2023

Study Completion Date

December 30, 2024

Conditions
COVID-19 Vaccines
Trial Locations (1)

21040-900

Institute of Technology in Immunobiology Bio-Manguinhos/Fiocruz, Rio de Janeiro

All Listed Sponsors
lead

The Immunobiological Technology Institute (Bio-Manguinhos) / Oswaldo Cruz Foundation (Fiocruz)

OTHER