To demonstrate the presence of dental plaque, a red disclosing solution is painted on the teeth. The harmless red dye stains the oral bacteria that exist in the plaque | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Ted Croll |
Taille de l’image : | 4195 px × 2776 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |