不同根管形态年轻前磨牙根尖诱导成形术的临床疗效分析
严飞, 姚宁
Clinical effects of apexification for immature premolars with different root canal shapes
YAN Fei, YAO Ning
口腔医学 . 2022, (2): 149 -152 .  DOI: 10.13591/j.cnki.kqyx.2022.02.010