Vasconcelos, B. C. de; Bernardes, R. A.; Duarte, M. A. H.; Bramante, C. M.; Moraes, I. G. de. Apical Sealing of Root Canal Fillings Performed With Five Different Endodontic Sealers: Analysis by Fluid Filtration . J Appl Oral Sci 2011, 19 (4), 324-328. https://doi.org/10.1590/S1678-77572011005000005.