Teeth after cleaning. Close-up of the teeth of a 23-year-old man after cleaning to remove tartar build up. Tartar (calculus) is a form of hardened dental plaque that builds up on and between teeth. It is caused by the precipitation of minerals from saliva and gingival crevicular fluid (GCF) from plaque | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Taranyan, Dr. Armen |
Taille de l’image : | 5199 px × 3461 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |