一例具有五条根管的下颌第一磨牙：病例报告
A mandibular first molar with five canals: report of case.
作者信息
Beatty R G, Interian C M
出版信息
J Am Dent Assoc. 1985 Nov;111(5):769-71. doi: 10.14219/jada.archive.1985.0208.
Abstract
This report presents a case report and literature review that show the root canal system to be a variable entity and emphasize the need for the practitioner to perform a complete examination of the pulpal floor of the tooth even after the anticipated number of canal orifices is identified.
摘要
本报告呈现了一份病例报告及文献综述，表明根管系统是一个可变的实体，并强调即使在确定了预期的根管口数量之后，从业者仍有必要对牙齿的髓室底进行全面检查。
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