Coproporphyrinuria in groups of workers as an index of inorganic lead absorption.
D046349:Coproporphyria, Hereditary; D006801:Humans; D007855:Lead Poisoning / Q000652:urine*; D011166:Porphyrins / Q000652:urine*
D011166:Porphyrins
LEAD POISONING/urine; PORPHYRINS/urine