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Título
Influenza returns with a season dominated by clade 3C.2a1b.2a.2 A(H3N2) viruses, WHO European Region, 2021/22
Autor(es)
Melidou, Angeliki | Ködmön, Csaba | Nahapetyan, Karen | Kraus, Annette | Alm, Erik | Adlhoch, Cornelia | Mooks, Piers | Dave, Nishi | Carvalho, Carlos | Meslé, Margaux Mi | Daniels, Rodney | Pebody, Richard | WHO European Region influenza surveillance network | Pozo Sanchez, Francisco ISCIII | Casas Flecha, Inmaculada ISCIII
Fecha de publicación
2022-04
Cita
Euro Surveill. 2022 Apr;27(15):2200255.
Idioma
Inglés
Tipo de documento
journal article
Resumen
In the WHO European Region, COVID-19 non-pharmaceutical interventions continued slowing influenza circulation in the 2021/22 season, with reduced characterisation data. A(H3) predominated and, in some countries, co-circulated with A(H1)pdm09 and B/Victoria viruses. No B/Yamagata virus detections were confirmed. Substantial proportions of characterised circulating virus subtypes or lineages differed antigenically from their respective northern hemisphere vaccine components. Appropriate levels of influenza virus characterisations should be maintained until the season end and in future seasons, when surveillance is adapted to integrate SARS-CoV-2.
Palabras clave
MESH
COVID-19 | Influenza Vaccines | Influenza, Human | Humans | Influenza A Virus, H3N2 Subtype | Influenza B virus | SARS-CoV-2 | Seasons | World Health Organization
Versión en línea
DOI
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