Influenza, Influenza H1N1 — Saudi Arabia
Information in this report is categorized by influenza transmission zones, which are geographical groups of countries, areas or territories with similar influenza transmission patterns.
Summary
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– In the temperate zone of the northern hemisphere influenza activity decreased overall.
– In North America, influenza activity continued to decrease with influenza A(H3N2) the dominant virus, followed by influenza B.
– In Europe, influenza activity decreased across the continent. Both
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