BALASUBRAMANIAN, S. Letter to the Editor. Iranian Endodontic Journal, [S. l.], v. 12, n. 2, p. 266–267, 2017. DOI: 10.22037/iej.v12i2.13498. Disponível em: https://journals.sbmu.ac.ir/iej/article/view/13498. Acesso em: 6 may. 2024.