On Previously Root Canal-treated Patients Using an AI Program, Detect the Accuracy of it in the Detection of Root Canal Obturation Quality on CBCT Compared With Conventional PA Radiography, e.g., Voids, Length of Obturation, and Density, and Then do Retreatment if Any Failure is Recorded.

Accuracy of Artificial Intelligence Technology in Detecting the Quality of Endodontic Treatment Diagnostic Accuracy Experimental Study.