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Lead concentration in venous blood (Pb-B) was investigated in 1122 inhabitants (including 555 children under 10 years of age) of five Polish towns with no large industrial lead emitters (Group I) and in 1246 persons (707 children under 10 years of age) living in the vicinity of zinc and copper mills (Group II). The samples were analysed using ET-AAS and the performing laboratory participated in the...
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