Coutinho-Filho T de S, Gurgel-Filho ED, Souza-Filho FJ, Silva EJNL da. Preliminary investigation to achieve patency of MB2 canal in maxillary molars. Braz. J. Oral Sci. [Internet]. 2015 Oct. 27 [cited 2024 Jul. 17];11(3):373-6. Available from: https://periodicos.sbu.unicamp.br/ojs/index.php/bjos/article/view/8641373