Bronchiolitis Epidemiological Bulletin, Week 1. 2021–2022 Season.

Key Points

  • Significant decline in bronchiolitis surveillance indicators among children under 2 years of age

  • End of the outbreak in Île-de-France

  • Transition to the post-epidemic phase in Hauts-de-France and Normandy

  • Transition to the epidemic phase in Martinique

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