title: Repeated surveillance of exposure to cadmium, manganese, and arsenic in school-age children living in rural, urban, and nonferrous smelter areas in Belgium.
mesh_terms: D001151:Arsenic / Q000652:urine*; D001530:Belgium; D002104:Cadmium / Q000097:blood* / Q000652:urine; D002648:Child; D004785:Environmental Pollutants; D005260:Female; D006225:Hand; D006801:Humans; D008297:Male; D008345:Manganese / Q000097:blood* / Q000652:urine; D012424:Rural Population; D012737:Sex Factors; D013997:Time Factors; D014505:Urban Population
chemical_list: D004785:Environmental Pollutants; D002104:Cadmium; D008345:Manganese; D001151:Arsenic