BRUSSELS, Dec 22 (Reuters) - Omicron will become the dominant coronavirus variant in Europe by the start of 2022 and three to four weeks is needed to determine the severity of the COVID-19 it causes, the World Health Organization's European head said on Wednesday.
Hans Kluge has warned countries to brace for a "significant surge" https://www.reuters.com/world/significant-surge-european-cases-expected-omicron-spreads-who-2021-12-21 in cases.
He told Reuters in an interview on Wednesday that Omicron, already dominant in Britain, Denmark and Portugal, was likely to be the main coronavirus strain in Europe "in a couple of weeks".
(Reporting by Philip Blenkinsop; Editing by Frank Jack Daniel)
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