Created at	Source	Raw Value	Validated value
March 29, 2024, midnight	usa	Ratio of 48-Week to Baseline Neutralizing Antibody (NAb) Levels	Ratio of 48-Week to Baseline Neutralizing Antibody (NAb) Levels
July 21, 2021, 4 p.m.	usa	Neutralizing antibody (NAb) levels following vaccination	Neutralizing antibody (NAb) levels following vaccination