Illustration of a syphilis infection. Syphilis is caused by the spiral-shaped bacterium Treponema pallidum (green). | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / THOM LEACH |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |