Computer illustration showing bacteria that cause infections of respiratory and digestive system, Mycobacterium tuberculosis (top left), Helicobacter pylori (top right), Hepatitis B viruses (bottom left), Entamoeba histolytica (bottom right). | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Kon, Kateryna |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |