BEYRAGHSHAMSHIR, Reza; KARIMIAN, Elnaz; SEKANDARI, Salehe. Maxillary Premolars with Three Root Canals: A Case Report. Iranian Endodontic Journal, [S. l.], v. 15, n. 4, p. 259–262, 2020. DOI: 10.22037/iej.v15i4.30636. Disponível em: https://journals.sbmu.ac.ir/iej/article/view/30636. Acesso em: 8 jul. 2026.