Weekly influenza update, week 13, March/April 2017

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Period: 27 Mar 2017 - 02 Apr 2017

Influenza activity across the region decreased further with 38 of 39 countries reporting low influenza activity. The proportion of sentinel specimens testing positive for influenza viruses was 13%, slightly lower compared to the previous week (15%). The proportion of type B viruses exceeded the proportion of type A viruses in sentinel detections, similar to recent weeks. However, the overall number of type B virus detections remained low.

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Flu News Europe

In collaboration with WHO Regional Office for Europe, ECDC monitors and reports on influenza activity in Europe on a weekly basis throughout the flu season on Flu News Europe: http://flunewseurope.org