Geneva, June 08: A top World Health Organisation official estimated Monday that COVID-19 vaccination coverage of at least 80% is needed to significantly lower the risk that "imported" coronavirus cases like those linked to new variants could spawn a cluster or
from World News, International Breaking News, Latest World news headlines - Oneindia International News https://ift.tt/2RCKwqI
https://ift.tt/eA8V8J
0 Comments