Root Canal TherapyRoot Canal PreparationDental Pulp CavityRoot Canal ObturationRoot Canal IrrigantsRoot Canal Filling MaterialsEndodonticsPeriapical PeriodontitisDental Pulp NecrosisTooth ApexCalcium HydroxideGutta-PerchaTooth RootDental Pulp DiseasesTooth, NonvitalPeriapical DiseasesEpoxy ResinsPulpitisSodium HypochloriteMolarPeriapical TissuePulpectomyIncisorRadiography, BitewingMaxillaPeriapical AbscessOdontometryDental Restoration, PermanentSemicircular CanalsDental InstrumentsBicuspidCalcium CompoundsPost and Core TechniqueSilicatesTooth FracturesMandibleCuspidDental FistulaEar CanalTooth, DeciduousDental AlloysTooth CrownDental Restoration FailureDental Restoration, TemporarySpinal CanalApexificationSmear LayerZinc Oxide-Eugenol CementMaterials TestingAluminum CompoundsCamphorDental LeakageStainless SteelFused TeethDrug CombinationsDental CementsRetreatmentDens in DenteDentinDental PulpCrownsStudents, DentalPorphyromonasOxidesTooth AbnormalitiesThymolRoot ResorptionChlorhexidineRadiography, DentalRadiography, Dental, DigitalHydrocarbons, IodinatedTitaniumZinc OxideDental Pulp CalcificationDecalcification TechniqueCone-Beam Computed TomographyEducation, DentalDental CariesSpinal Nerve RootsNickelApicoectomyElectrical Equipment and SuppliesAnti-Infective Agents, LocalDental CementumAnal CanalEdetic AcidDental Pulp ExposureDental BondingEnterococcus faecalisTherapeutic IrrigationDental Marginal AdaptationX-Ray MicrotomographyRetrograde ObturationPulpotomyBismuthPlant Root CapAnatomic VariationStatistics, NonparametricMicroscopy, Electron, ScanningDentin-Bonding Agents