title: Urine osmolality and  -aminolevulinic acid excretion.
mesh_terms: D004781:Environmental Exposure; D006801:Humans; D007854:Lead / Q000652:urine; D007855:Lead Poisoning / Q000652:urine; D007982:Levulinic Acids / Q000652:urine*; D008297:Male; D008433:Mathematics; D008962:Models, Theoretical; D009787:Occupational Medicine; D009994:Osmolar Concentration; D014556:Urine
chemical_list: D007982:Levulinic Acids; D007854:Lead