Morphological evaluation of maxillary second molars with fused roots: a micro-CT study.
Ronald Ordinola-ZapataJorge N R MartinsC M BramanteM H Villas-BoasM H DuarteM A VersianiPublished in: International endodontic journal (2017)
The root canal system of maxillary second molars with fused roots may have a high incidence of merging canals, isthmuses, apical deltas and C-shaped configurations.