A new form of Omicron named BA.2 has been deemed a “variant under investigation” with more than 100 confirmed cases in London, the UK Health Security Agency has said. There have been 426 cases cases ...
CHICAGO, Jan 30 (Reuters) - The highly transmissible Omicron , opens new tabvariant of the SARS-CoV-2 virus - the most common form of which is known as BA.1 - now accounts for nearly all of the ...