Created at	Source	Raw Value	Validated value
Nov. 5, 2021, 2:05 p.m.	oms	To evaluate the protective efficacy of DelNS1-2019-nCoV-RBD-OPT1 for preventing virologically confirmed (RT-PCR-positive) symptomatic COVID-19. To evaluate the safety of DelNS1-2019-nCoV-RBD-OPT1	To evaluate the protective efficacy of DelNS1-2019-nCoV-RBD-OPT1 for preventing virologically confirmed (RT-PCR-positive) symptomatic COVID-19. To evaluate the safety of DelNS1-2019-nCoV-RBD-OPT1