There were fewer root perforations in the DN group ( n = 3) compared to the FH groups ( n = 9), though this difference did not reach statistical significance ( p = 0.053) ( Table 2 ). 3.4.
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Accuracy of Dynamic Navigation vs. Freehand Endodontic Access Cavity Preparation in 3-Dimensionally Printed Teeth with Severe Pulp Canal Calcification.
1
0.0530
0.0530