ArsenicArsenic PoisoningArsenicalsOxidesWater Pollutants, ChemicalCacodylic AcidArsenitesArsenatesDrinking WaterSodium CompoundsWater SupplyBangladeshDelayed DiagnosisNailsPrenatal DiagnosisEnvironmental ExposureEarly DiagnosisWater Pollution, ChemicalSensitivity and SpecificityWater WellsSoil PollutantsDiagnosisNew HampshireSkin DiseasesRetrospective StudiesEnvironmental MonitoringWater PollutantsDiagnostic ErrorsGroundwaterRoxarsoneSpectrophotometry, AtomicPterisTime FactorsFood ContaminationArsenate ReductasesAntimonyTomography, X-Ray ComputedPregnancyBiopsyIon PumpsNursing DiagnosisDiagnosis, Computer-AssistedArsenite Transporting ATPasesReproducibility of ResultsRisk FactorsEnvironmental PollutantsProspective StudiesMetallurgyPredictive Value of TestsMiningChileInfant, NewbornMetals, HeavyPreimplantation DiagnosisFollow-Up StudiesPrognosisCarcinogens, EnvironmentalTreatment OutcomePolymerase Chain ReactionAquaglyceroporinsBiological MarkersCohort StudiesCase-Control StudiesMagnetic Resonance ImagingHairMethylationIncidenceFatal OutcomeAntineoplastic AgentsPrevalenceRisk AssessmentWoodNeoplasmsBiopsy, Needle