LeadLead PoisoningLead Poisoning, Nervous SystemEnvironmental ExposureLead Poisoning, Nervous System, ChildhoodPaintStanford-Binet TestDietary FatsPorphobilinogen SynthaseEnvironmental PollutantsLead Poisoning, Nervous System, AdultMetallurgyDietary ProteinsDietDietary FiberSpectrometry, X-Ray EmissionUnited States Occupational Safety and Health AdministrationDietary SupplementsOccupational ExposureIntelligenceMaximum Allowable ConcentrationPrenatal Exposure Delayed EffectsEnvironmental MonitoringBody BurdenProtoporphyrinsAnticholesteremic AgentsCholesterol, LDLCooking and Eating UtensilsRisk FactorsSuccimerEaglesDietary CarbohydratesChelation TherapyFirearmsPregnancyInfant, NewbornPicaCalcium, DietarySpectrophotometry, AtomicDouble-Blind MethodHypercholesterolemiaMaternal ExposureHousingMexicoRegression AnalysisCoproporphyrinsYugoslaviaHemoglobinsBone and BonesCholesterol, HDLAminolevulinic AcidGasolineHeptanoic AcidsEpidemiological MonitoringOrganometallic CompoundsOccupational DiseasesCholesterolProspective StudiesDietary Fats, UnsaturatedPatellaManufactured MaterialsChild DevelopmentHematinicsWater Pollution, ChemicalDose-Response Relationship, DrugBody WeightCholesterol, DietaryHypoglycemiaSoil PollutantsBlood GlucoseTriglyceridesLinear ModelsFollow-Up StudiesCohort StudiesDustPyrrolesIsotopesErythrocyte TransfusionCross-Sectional StudiesTibiaTime FactorsUnited StatesBostonAnemiaEnergy Intake