Coloured scanning electron microscopy (SEM) of tartar (hardened dental plaque caused by bacteria) found on the teeth. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Berrod, Thierry |
Modell-Rechte: | nicht erforderlich |
Länge: | 4 Sekunden |
Seitenverhältnis: | 16:9 |
Restrictions: | - |