Journal of Oral Science Research
Effects of Immediate and Delayed Post Space Preparation on Apical Sealing Ability of iRoot SP Single-Cone Obturation technique
WANG Jing, SUN Yali, YIN Jinping, FAN Liyao, MENG Weitao
Journal of Oral Science Research . 2022, (1): 56 -59 .  DOI: 10.13701/j.cnki.kqyxyj.2022.01.012