MercuryMercury PoisoningDental AmalgamMercury CompoundsMercury Poisoning, Nervous SystemMethylmercury CompoundsDental AssistantsFood ContaminationHairSeafoodUnithiolEnvironmental ExposureMercuric ChlorideDentistsMiningFishesDental StaffSeychellesBleaching AgentsAxial Length, EyeOccupational ExposureDental Restoration, PermanentSuccimerEnvironmental MonitoringBody BurdenEnvironmental PollutantsHeavy Metal Poisoning, Nervous SystemCold-Shock ResponseCosmeticsEthylmercury CompoundsSpectrophotometry, AtomicAir Pollutants, OccupationalPreservatives, PharmaceuticalEpidemiological MonitoringMaternal ExposureMercury IsotopesGoldPoison Control CentersDental WastePrenatal Exposure Delayed EffectsChild DevelopmentOrganomercury CompoundsVolatilizationInhalation ExposureSeleniumMercury RadioisotopesNervous SystemMaximum Allowable ConcentrationPregnancyThreshold Limit ValuesBiological MarkersDietChemical IndustryDental AlloysTime FactorsMetallurgyBrazilDustLegislation, DentalIndustryCross-Sectional StudiesLeadDental Cavity LiningDental Cavity PreparationMedical Waste DisposalSilverCohort StudiesOccupational DiseasesVentilationNoise, OccupationalUnited StatesDental Prosthesis RepairHazardous Substances