Fig. 2From: Vertucci’s root canal configuration of 11,376 mandibular anteriors and its relationship with distolingual roots in mandibular first molars in a Cantonese population: a cone-beam computed tomography studyThe root canal configuration of MAs were classified according to the Vertucci classification, Vertucci Supplementary classification and a new classification system given by Karobari et al.Back to article page