Objectives The aim was to evaluate dentinal crack formation after root canal preparation with ProTaper Next system (PTN) with and without a glide path. Materials and Methods Forty-five mesial roots of mandibular first molars were selected. Fifteen teeth were left unprepared and served as controls. https://www.allfixelectricales.shop/product-category/air-conditioner-display-module/
Air Conditioner Display Module
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