Raghvendra Pratap Singh
May 22, 2022 • 1h 15m
14K followers • General Awareness
Jun 24, 2021 • 1h 2m • 329 views
In this session, I will discuss the COVID-19 variants in the world and how these variants have been described as variants of concern by the World Health Organisation. We will also do a scientific analysis of the same.