Key Record Dates
ClinicalTrials.gov Identifier: | NCT04848584 |
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Brief Title: | Pfizer-BioNTech COVID-19 Vaccine Effectiveness Study - Kaiser Permanente Southern California |
First Submitted : | March 30, 2021 |
First Submitted that Met QC Criteria : | April 15, 2021 |
First Posted : | April 19, 2021 |
Last Update Submitted that Met QC Criteria : | February 1, 2024 |
Last Update Posted : | February 6, 2024 |