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young asian women smiling after getting a vaccine, holding down her shirt sleeve and showing her arm with bandage after receiving vaccination on white background,
Avian influenza vector illustration. Bird flu virus illustration. H5N1 and H3N8 bird flu epidemic disease. pandemic danger. Viruses from animals to people
Bearded sick man with flue sitting on sofa at home or studio covered with knitted warm clothes. Illness, influenza, pain concept. Relaxation at Home. Healthcare Concepts.
Influenza (types A, B, C, D). Four types of influenza virus cell, Influenza A and B (hemagglutinin and neuraminidase) and influenza C and D (hemagglutinin-esterase fusion).
Mother measuring temperature of her ill kid. Sick child with high fever laying in bed and mother holding thermometer. Hand on forehead.

Free stock photosinfluenza (4)