colour enhanced x-ray of molar teeth taken before the patient underwent root canal for one of the teeth. Root canals are needed when the pulp or soft,inner material becomes infected. Infection occurs due to a deep cavity or fracture in the tooth that allows bacteria to enter | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Living Art Enterprises, LLC |
Taille de l’image : | 3999 px × 2700 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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