Bello, M. D. C., TibÃºrcio-Machado, C., Londero, C. D., Barletta, F. B., & Moreira, C. H. C. (2018). Diagnostic Efficacy of Four Methods for Locating the Second Canal of the Mesiobuccal Root of Maxillary Molars. Iranian Endodontic Journal, 13(2), 204–208. https://doi.org/10.22037/iej.v13i2.16564