Resurgence of Influenza Circulation in the Russian Federation during the Delta and Omicron COVID-19 Era
Influenza circulation was substantially reduced after March 2020 in the European region and globally due to the wide introduction of non-pharmaceutical interventions (NPIs) against COVID-19. The virus, however, has been actively circulating in natural reservoirs. In summer 2021, NPIs were loosened i...
Main Authors: | , , , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2022-08-01
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Series: | Viruses |
Subjects: | |
Online Access: | https://www.mdpi.com/1999-4915/14/9/1909 |