coronavirus
In the fall of 2024, the emergence of a new subtype of the omicron strain of coronavirus began to be recorded in Russia. This variant, called XEC, was first identified…
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Little by little
New coronavirus variant XES: key information and recommendations for protection
In the fall of 2024, the emergence of a new subtype of the omicron strain of coronavirus began to be recorded in Russia. This variant, called XEC, was first identified…