不同年龄下颌单根管第一前磨牙根管形态的三维分析
何旭, 梁景平
Three dimensional analysis of root canal morphology of mandibular first premolar with single canal for individuals at different ages
HE Xu, LIANG Jing-ping
上海交通大学学报(医学版) . 2016, (10): 1486 .  DOI: 10.3969/j.issn.1674-8115.2016.10.018