TY - JOUR T1 - LPS levels in root canals after the use of ozone gas and high frequency electrical pulses JO - Brazilian Oral Research A1 - MELO, Tiago André Fontoura de A1 - GRÜNDLING, Grasiela Sabrina Longhi A1 - MONTAGNER, Francisco A1 - SCUR, Alcione Luiz A1 - STEIER, Liviu A1 - SCARPARO, Roberta Kochenborger A1 - FIGUEIREDO, José Antônio Poli de A1 - VIER-PELISSER, Fabiana Vieira SN - 1806-8324 UL - 10.1590/1807-3107BOR-2016.vol30.0019 VL - 30 Y1 - 2016 PB - Brasil ER -