Syringe containing Twinrix vaccine to inoculate against Hepatitis A and B. Hepatitis A & B are infectious liver diseases caused by the hepatitis A and B viruses respectively | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Marazzi, Dr. P. |
Bildgröße: | 5126 px × 3411 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
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