CBCT study of the root and root canal morphology of mandibular second molars in a population in western Guangxi
XING Huiyan,HU Yuping,JIANG Wenqiong,ZHANG Ran,WEI Fangyuan,TAN Yanning,DENG Min,LI Shufang
Journal of Prevention and Treatment for Stomatological Diseases . 2021, (12): 836 -842 .  DOI: 10.12016/j.issn.2096-1456.2021.12.006