Influenza Epidemiological Bulletin, Week 4. 2021–2022 Season.
Key points
In mainland France:
Flu indicators have stabilized, though regional disparities remain
Increase in indicators in Provence-Alpes-Côte d’Azur and Corsica, justifying the transition to the pre-epidemic phase for Corsica
Co-circulation of influenza A(H1N1)pdm09 and A(H3N2) viruses
In the overseas territories: stable indicators in French Guiana
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