Novavax Covid Jab Highly Effective, But Not Against South Africa Variant https://ift.tt/eA8V8J

US biotech firm Novavax said Thursday its two-shot Covid-19 vaccine showed an overall efficacy of 89.3 percent in a major Phase 3 clinical trial in Britain, and remained highly effective against a...

from NDTV News - World-news https://ift.tt/36lyTbO