Nishitha Arun, Pradeep Solete, Ganesh Jeevanandan, Delphine Priscilla Antony S, Sowmya Kavoor, Adimulapu Hima Sandeep. Comparison of time required by three different retreatment file systems for retrieval of Gutta Percha- An In Vitro Study. J Popl Ther Clin Pharmacol. 2023;30(10):399-405. doi:10.47750/jptcp.2023.30.10.044