1. Tal Becker, Nir Sterer, Ronit Bar-Ness Greenstein, Tamar Toledano and Michael Solomonov. Antibiofilm activity of epoxy sealer incorporated with quaternary ammonium macromolecule J Endod. 2014;40(8):1167–71.
2. A.V. Zoryan, E. V. Zoryan, Z. S. Khabadze, et al. Antibacterial therapy in endodontic prac-tice. Diary of the Kazan Medical School. 2018; №3(21):163-165.
3. M. Solomonov. Mikhail Solomonov on re-treatment: an academic monologue. AMB Pub-lishing House, 2014:176.
4. S. Cohen, R. Burns. Endodontics: 8th edition, expanded and revised (edited by Prof. A. M. Solovyova). Publishing house " STBook". 2007;1026 p.
5. Borovsky E. V. The state of endodontics in figures and facts. Clinical stomatology. 2004; №1:12.