Evaluation of the number of roots and canals of mandibular first permanent molars in a northwestern Chinese population by cone-beam computed tomography
LIU Xiao-jing
YANG Bo
HAO Jin-hui
BAI Qing-xia
ZHANG Yan
LIU Xiao-yan
LU Qun
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Publication Date：2012-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)