Effectiveness of ultrasonic activation associated to glycolic acid on smear layer removal, dentin structure and bond strength to root dentin oleh Matheus Albino Souza, Julia Pommer dos Santos, Luanda Tissiani, Uillian Rauch Magalhães, Karolina Frick Bischoff, Rafaela Ricci, Laura Teixeira Hoffmann, Paula Cristine Ghiggi, João Paulo De Carli, Juliane Bervian, Eduardo Gonçalves Mota, José Antonio Poli de Figueiredo, Huriel Scartazzini Palhano