BA.2.75, other Omicron sub-variants need to be monitored as they can trigger reinfections: Dr N K Arora Nation BA.2.75, other Omicron sub-variants need to be monitored as they can trigger reinfections: Dr N K Arora News Analysis India 2 years ago By Express News Service India has not reported a new Covid variant of concern in the past six months. However, there is a need...Read More