TY - JOUR T1 - Comparison of Detection Rate of Root Canal Orifices of Maxillary First Molar Using Various Techniques: An in-vivo Study JO - Pesquisa Brasileira em Odontopediatria e ClĂ­nica Integrada A1 - Garg, Amit Kumar A1 - Agrawal, Neha A1 - Wadhwani, Kulwinder Kaur A1 - Tikku, Aseem Prakash SN - 1983-4632 UL - 10.1590/pboci.2021.111 VL - 21 Y1 - 2021 PB - Brasil ER -