The distribution of blood concentrations of lead (Pb), cadmium (Cd), chromium (Cr) and manganese (Mn) in residents of the German Ruhr area and its potential association with occupational exposure in metal industry and/or other risk factors
Keywords: آژانس بین المللی تحقیقات سرطان; AeKo; “Arbeitsmedizinische Forschung in epidemiologischen Kohortenstudien” â Occupational medical research in epidemiological cohort studies; AGS; German Committee on Hazardous Substances; BAR; “Biologischer Arbeitsstoff-Referenzwert” â biolog