Vaccine Efficacy
- HealthDecember 13, 2021
WHO: Omicron variant more transmissible, decreases vaccine efficacy
Hyderabad: The World Health Organization (WHO) has cautioned that the newer Omicron variant (B.1.1.529) of SARS-CoV-2 is more transmissible than the Delta strain and decreases vaccination efficacy while causing less severe symptoms,…