348
Participants
Start Date
October 4, 2021
Primary Completion Date
March 3, 2023
Study Completion Date
June 15, 2023
mRNA COVID-19
ACIP-CDC recommended vaccine
IIV4
ACIP recommended vaccine
Placebo (saline)
Saline Control
John Hopkins University, Baltimore
Duke University, Durham
Cincinnati Children's Hospital Medical Center, Cincinnati
Lead Sponsor
Centers for Disease Control and Prevention
FED
Johns Hopkins University
OTHER
Children's Hospital Medical Center, Cincinnati
OTHER
Duke University
OTHER