Hamza Al-Sharief, Adnan Alattas, Mohammed Nabeel and Feras Aalam
The internal morphology of the maxillary first molar has been heavily studied and reported in the literature. In classic literature, the root canal anatomy of maxillary first molars has been described as three roots with three canals and the most common variation is the presence of a second mesiobuccal canal (MB2).
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