title: Screening for neuroblastoma.
mesh_terms: D006719:Homovanillic Acid / Q000652:urine; D006801:Humans; D007223:Infant; D009447:Neuroblastoma / Q000175:diagnosis* / Q000652:urine; D011379:Prognosis; D014642:Vanilmandelic Acid / Q000652:urine
chemical_list: D014642:Vanilmandelic Acid; D006719:Homovanillic Acid