[On the 5-amino-levulinic acid content of the urine in a group of subjects exposed to prolonged toxic action of lead].
D000622:Aminolevulinic Acid; D006801:Humans; D007855:Lead Poisoning; D007982:Levulinic Acids
D007982:Levulinic Acids; D000622:Aminolevulinic Acid; C032246:levulinic acid
LEAD POISONING; LEVULINIC ACID