Investigation of a working population exposed to thallium.
D006266:Health Education; D006801:Humans; D007221:Industry; D008137:Longitudinal Studies; D008452:Maximum Allowable Concentration; D009784:Occupational Diseases / Q000139:chemically induced*; D013793:Thallium / Q000506:poisoning* / Q000652:urine
D013793:Thallium