3种镍钛器械预备重度弯曲根管后牙本质微裂纹的观察
汤玉红, 徐睿, 朱倩, 冉幸
Comparison of dentinal microcracks formation in severely curved root canal with different Ni-Ti instruments
TANG Yu-hong, XU Rui, ZHU Qian, RAN Xing
上海口腔医学
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2019, (6): 581
-585
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DOI: 10.19439/j.sjos.2019.06.005