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Beryllium PoisoningIndustrial HealthAir PollutionCholinesterase ActivityDisability InsuranceHealth HazardsThreshold Limit ValuesExperimental AnimalsOccupational CancerDiphenyl PhosphateIndustrial MedicineAcute ToxicitySulfuric Acid MistAcute and Chronic ToxicityPulmonary FunctionRubber and PlasticsExposureElectrostatic PrecipitatorSubacute ToxicityIndustrial Noise