Abstract
The primary goal for this study is to evaluate up to 3 dose levels of mRNA-1273 vaccine given to healthy children in 2 doses (in Parts 1 and 2) and 3 doses (in Part 3), and a third dose or an optional booster dose (in Parts 1 and 2).
The primary goal for this study is to evaluate up to 3 dose levels of mRNA-1273 vaccine given to healthy children in 2 doses (in Parts 1 and 2) and 3 doses (in Part 3), and a third dose or an optional booster dose (in Parts 1 and 2).