Estimation of Proper Implant Length in the Posterior Region of the Maxilla by using Digital and Conventional Panoramic Radiographs "Comparative Study". MDJ [Internet]. 2018 Apr. 18 [cited 2025 May 9];3(4):351-5. Available from: https://mdj.uomustansiriyah.edu.iq/index.php/mdj/article/view/658