TY - JOUR T1 - Application of the 1-Hydroxyethylidene-1,1-Diphosphonic Acid Irrigant in Root Canal Treatment: An Observational Study JO - Pesquisa Brasileira em Odontopediatria e ClĂ­nica Integrada A1 - Mansour, Nirvana Khalaf A1 - Ballal, Nidambur Vasudev SN - 1983-4632 UL - 10.1590/pboci.2026.070 VL - 26 Y1 - 2026 PB - Brasil ER -