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CBCT detection of the incidence of middle mesial canal and isthmus in the mandibular first molar

Zhongjun LIU,Zhiyong ZHANG,Ruifang KUANG,Xiongqun ZENG,Yu LU,Shuaimei XU

口腔疾病防治 . 2018, (11): 717 -721 . DOI: 10.12016/j.issn.2096-1456.2018.11.006