Seasonal flu vaccine. Syringes containing the 2012/2013 seasonal influenza (flu) vaccine. This vaccine protects against two strains of influenza A,an H1N1 strain and an H3N2 strain,and one strain of influenza B viruses | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Marazzi, Dr. P. |
Bildgröße: | 5197 px × 3627 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
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