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Russian health watchdog detects Omicron subvariant BA.4 in population
Updated : 3 years, 11 months ago IST
Moscow [Russia], June 12 (ANI/Sputnik): A more contagious subvariant of the COVID-19 Omicron strain has slipped into Russia, a senior official at the national consumer health watchdog Rospotrebnadzor said.
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