Coutinho-Filho, Tauby de Souza, Eduardo Diogo Gurgel-Filho, Francisco José Souza-Filho, and Emmanuel João Nogueira Leal da Silva. “Preliminary Investigation to Achieve Patency of MB2 Canal in Maxillary Molars”. Brazilian Journal of Oral Sciences 11, no. 3 (October 27, 2015): 373–376. Accessed December 5, 2022. https://periodicos.sbu.unicamp.br/ojs/index.php/bjos/article/view/8641373.