Jacek Lembas

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Three groups of populations were studied: I. living for about 10 years, II. living for about 3 years near copper smelteries, and III. living in rural area, far from any source of air pollution. Lead content in blood was found to be 182.0 and copper 274.6 microgram/100 ml for group I, Pb - 69.2 and Cu - 253.3 microgram/100 ml for group II, and Pb - 43.8 and(More)
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