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Real-world Evidence of COVID-19 Vaccines Effectiveness

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT04981405
Recruitment Status : Active, not recruiting
First Posted : July 29, 2021
Last Update Posted : August 4, 2021
European University at St. Petersburg
Medical Institute named after Berezin Sergey
Information provided by (Responsible Party):
Ivan S Moiseev, St. Petersburg State Pavlov Medical University

No Study Results Posted on for this Study
Recruitment Status : Active, not recruiting
Estimated Primary Completion Date : July 16, 2022
Estimated Study Completion Date : December 31, 2022