BA.5
WHO Monitors for Dangers Posed by New Variants as US Scales Back COVID Response
2022-04-20 18:20:57
by
Alexa Hornbeck
WASHINGTON — This week the World Health Organization has begun monitoring two new subvariants of the omicron strain known as BA.4 and BA.5, adding to a lengthy tracking list which already includes omicron subvariants BA.2.12 and BA.2.12.1, and the new... Read More
Straight From The Well
