BBC3 年
Covid: Omicron and Delta driving tsunami of cases - WHO
The combination of Delta and Omicron variants is driving a dangerous tsunami of Covid-19 cases, the World Health Organization (WHO) chief has said. Tedros Adhanom Ghebreyesus' words came as the US ...
BBC2 年
Covid-19: How many people have been infected more than once?
Those reinfections are likely to be people infected by the Alpha or Delta variants and then infected again by the more contagious Omicron. Health officials have used a strict but universally ...
TASS3 年
Omicron to replace Delta as dominant coronavirus variant in Russia — expert
MOSCOW, January 11. /TASS/. Omicron is replacing Delta as the dominant global coronavirus variant and the same will happen in Russia as well, Vladimir Gushchin, head of the Gamaleya Center’s ...