Created at	Source	Raw Value	Validated value
May 27, 2021, 12:45 a.m.	oms	Primary Objective 1 and 2 To assess vaccine efficacy against virologically-confirmed symptomatic COVID-19 and severe COVID-19 in people at risk for severe COVID-19.Primary Objective 3 To assess safety and tolerability of COVID-19 mRNA vaccine in adults who are at risk of severe COVID-19	Primary Objective 1 and 2 To assess vaccine efficacy against virologically-confirmed symptomatic COVID-19 and severe COVID-19 in people at risk for severe COVID-19.Primary Objective 3 To assess safety and tolerability of COVID-19 mRNA vaccine in adults who are at risk of severe COVID-19