Plaque detection. Teenager's teeth after chewing on a tablet to disclose the location of plaque (blue). Plaque is a mixture of food,saliva and bacteria on the teeth that can lead to tooth decay and gum disease. The blue areas show which parts are being missed during toothbrushing | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Bartel, Alex |
Taille de l’image : | 4926 px × 3427 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |