title: Occurrence of trace metals in the environment: an overview.
mesh_terms: D000397:Air Pollution / Q000032:analysis; D002105:Cadmium Poisoning / Q000150:complications / Q000209:etiology; D002857:Chromium / Q000032:analysis / Q000506:poisoning; D004032:Diet; D004781:Environmental Exposure; D004787:Environmental Pollution; D006801:Humans; D007854:Lead / Q000032:analysis; D008345:Manganese; D008452:Maximum Allowable Concentration; D008628:Mercury / Q000032:analysis; D008670:Metals; D009369:Neoplasms / Q000139:chemically induced; D009532:Nickel / Q000506:poisoning; D009751:Nutritional Requirements; D012643:Selenium; D014131:Trace Elements; D014639:Vanadium; D014877:Water Pollution, Chemical; D015032:Zinc
chemical_list: D008670:Metals; D014131:Trace Elements; D014639:Vanadium; D002857:Chromium; D007854:Lead; D008345:Manganese; D009532:Nickel; D008628:Mercury; D012643:Selenium; D015032:Zinc