Xai Chronicle
WHO designates Omicron a variant of concern
WHO designated B.1.1.529 a variant of concern and named it Omicron following technical advice. Its potential effects on transmission and disease severity remained subjects of investigation at that point.
Published
WHO designated B.1.1.529 a variant of concern and named it Omicron following technical advice. Its potential effects on transmission and disease severity remained subjects of investigation at that point.