Weekly influenza update, week 4, January 2023

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3 Feb 2023

Period: 23 Jan 2023 - 29 Jan 2023

Influenza intensity and circulation are decreasing, with transmission remaining at moderate or high intensity in many countries.

Weekly influenza update, week 4, January 2023

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Weekly influenza update, week 2, January 2023

Weekly influenza update, week 4, January 2023 - EN - [PNG-238.95 KB]

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Seasonal influenza

Seasonal influenza is a preventable infectious disease with mostly respiratory symptoms. It is caused by influenza virus and is easily transmitted, predominantly via the droplet and contact routes and by indirect spread from respiratory secretions on hands etc.

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Weekly influenza update, week 4, January 2023

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Seasonal influenza

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