Pfizer checks if annual COVID shots still work
NCT ID NCT06923137
Summary
This study aims to see how well the yearly updated versions of the Pfizer-BioNTech COVID-19 vaccine work in real-world conditions. Researchers will use existing, anonymous health insurance and state vaccination records to compare COVID-19 outcomes in vaccinated and unvaccinated adults and children. The goal is to understand if the updated vaccines effectively prevent infections, doctor visits, and hospitalizations.
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Contacts and locations
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Locations
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Pfizer
New York, New York, 10001, United States
Conditions
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