title: A modified screening test for glycosaminoglycan excretion.
mesh_terms: D002648:Child; D003720:Densitometry; D006025:Glycosaminoglycans / Q000652:urine*; D006801:Humans; D008722:Methods; D011726:Pyridinium Compounds
chemical_list: D006025:Glycosaminoglycans; D011726:Pyridinium Compounds