title: Mass-spectrometry determination of urinary catecholamine metabolites children with neuroblastoma.
mesh_terms: D002395:Catecholamines / Q000652:urine*; D002648:Child; D008401:Gas Chromatography-Mass Spectrometry; D006719:Homovanillic Acid / Q000652:urine; D006801:Humans; D009447:Neuroblastoma / Q000652:urine*; D011379:Prognosis
chemical_list: D002395:Catecholamines; D006719:Homovanillic Acid