Safety, Tolerability, and Immunogenicity of V110 or V114 Co-administered With a Booster Dose of mRNA-1273 in Healthy Adults
The purpose of this study is to evaluate the concomitant and non-concomitant use of messenger ribonucleic acid (mRNA) mRNA-1273, the nucleoside-modified mRNA vaccine for active immunization to prevent coronavirus disease (COVID-19)