'Covishield generates 93% protection'

https://ift.tt/3BL6t93 Covishield generated 93% protection against Covid, whereas mortality due to the infection came down by 98% during the second wave which was driven by Delta variant, officials said citing a vaccine effectiveness study conducted by Armed Forces Medical College.

https://ift.tt/eA8V8J from Times of India https://ift.tt/3BL6t93