MODEL RELEASED. Tooth decay prevention (image 1 of 2). Dentist applying a chemical sealant to the teeth of a seven-year-old boy. The sealant will then be dried with ultraviolet light. Teeth coated with sealant are considered to be protected from tooth decay (dental caries). See photo M780/213 showing dentist drying the sealant | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Clarke, Mark |
Bildgröße: | 2454 px × 3646 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |