@Article{, title={The Incidence of Two Root Canals in the Mesial Root of the Extracted Permanent Maxillary First Molars Among a Sulaimani-Iraq Population (Ex Vivo Study)}, author={Bestoon M. Faraj بيستون محمد فرج}, journal={Tikrit Journal for Dental Sciences مجلة تكريت لعلوم طب الاسنان}, volume={2}, number={2}, pages={106-109}, year={2013}, abstract={The aim of this study was to assess the incidence of two root canals in the mesial root of the extracted permanent maxillary first molars of a Sulaimani population. An ex vivo study on 180 extracted permanent maxillary first molars was conducted. The teeth were examined clinically and radiographically. The results showed that 23.3 % of the examined teeth had two canals in the mesial root (17.0 % with one apical foramen and 6.3 % with two separate foramens).

} }