الفهرس 
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Abstract
The aim of the present study will be to evaluate and compare the efficacy
of obturation of the induced apical resorptive cavities using: New Protaper-
Universal obturators and warm vertical condensation of Resilon\Epiphany system
versus warm vertical condensation of gutta-percha\AH-plus.
Evaluation will be done using:
I) Digital Radiography.
II) Stereomicroscope.