China ' s Sinovac Defends COVID-19 Vaccine After Disappointing Brazil Data China ' s Sinovac Defends COVID-19 Vaccine After Disappointing Brazil Data

China ' s Sinovac Biotech defended the safety and efficacy of its experimental COVID-19 vaccine on Wednesday, after researchers in Brazil released late-stage clinical data showing efficacy that was much lower than initially announced.Reuters Health Information
Source: Medscape Medical News Headlines - Category: Consumer Health News Tags: Infectious Diseases News Source Type: news