Effectiveness of COVID-19 Vaccines Against the SARS-COV-2 Delta (B.1.617.2)
NCT05244330
·
clinicaltrials.gov ↗
COMPLETED
Status
1500
Enrollment
OTHER
Sponsor class
Conditions
SARS CoV 2 Infection
Interventions
OTHER:
Sponsor
First Affiliated Hospital Xi'an Jiaotong University