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  • Definition
    • influenza : An acute contagious disease of the upper airways and lungs, caused by a virus, which rapidly spreads around the world in seasonal epidemics.

      • influenza : , flu

        • influenza : # {{lb|fr|obsolete}} {{l|en|influenza}}

          • influenza : flu, influenza

            • {{t.term}} - {{t.type}}
          • Derivative