Child receiving the 2020/2021 northern hemisphere seasonal influenza (flu) vaccine. Children over the age of two receive the vaccine as a nasal spray. This vaccine protects against two strains of influenza A, an H1N1 strain and an H3N2 strain, and two strains of influenza B viruses. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Marazzi, Dr. P. |
Bildgröße: | 5178 px × 3445 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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