Swaminathan informed that WHO is also tracking derivatives of BA.5 and BA.1, which are more transmissible and immune-evasive. As the virus evolves, it is going to become more transmissible, she added.
Swaminathan informed that WHO is also tracking derivatives of BA.5 and BA.1, which are more transmissible and immune-evasive. As the virus evolves, it is going to become more transmissible, she added.