Ibrahim, Areej, and Majida Al-Hashimi. “The Effect of Different Acidic Environments on the Apical Microleakage of Different Obturation Techniques (An in Vitro Study) ”. Journal of Baghdad College of Dentistry 24, no. Special Is (1): 18-24. Accessed November 21, 2019. http://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/1351.