AMINSOBHANI, M.; SHOKOUHINEJAD, N.; GHABRAEI, S.; BOLHARI, B.; GHORBANZADEH, A. Retreatment of a 6-Canalled Mandibular First Molar with Four Mesial Canals: A Case Report. Iranian Endodontic Journal, [S. l.], v. 5, n. 3, p. 138–140, 2010. DOI: 10.22037/iej.v5i3.1837. Disponível em: https://journals.sbmu.ac.ir/iej/article/view/1837. Acesso em: 18 apr. 2024.