Al khazali, Dr. Yusra H. Chasseb, and Dr. Biland MS. Shukri. 2019. “A Comparative Study to Evaluate Canal Transportation and Centering Ability of Simulated Curved Canals Prepared by XP-Shaper,WaveOne Gold and ProTaper NEXT Files”. Mustansiria Dental Journal 15 (1):18-24. https://doi.org/10.32828/mdj.v15i1.841.