Wong, Choon Yoong, Yan Xia Liaw, Jhiew Zhan Wong, Lee Chian Chen, and Abhishek Parolia. “Factors Associated With the Technical Quality of Root Canal Fillings Performed by Undergraduate Dental Students in a Malaysian Dental School”. Brazilian Journal of Oral Sciences 15, no. 1 (October 13, 2016): 45–50. Accessed September 29, 2022. https://periodicos.sbu.unicamp.br/ojs/index.php/bjos/article/view/8647122.