Study to Describe the Safety, Tolerability, Immunogenicity, and Efficacy of RNA Vaccine Candidates Against COVID-19 in Healthy Individuals – NIH

Actual Study Start Date : April 29, 2020 Estimated Primary Completion Date : June 13, 2021 Estimated Study Completion Date : December 11, 2022 https://www.clinicaltrials.gov/ct2/show/NCT04368728?term=Pfizer&cond=SARS-cov-2&draw=2&rank=1