Browsing: American Journal of Epidemiology

Acting CDC Director Jay Bhattacharya Called A Vaccine Study Design ‘Crap.’ What The Test-Negative Design Is And How We Know Whether Vaccines Measured With It Are Effective

By Press Room12 May 2026

As The Washington Post first reported, Jay Bhattacharya, the acting CDC director, recently blocked a routine study on COVID-19 vaccine…