A simple screening test for neuroblastoma by determination of VMA in urine.
D006801:Humans; D008333:Mandelic Acids / Q000652:urine*; D009447:Neuroblastoma / Q000175:diagnosis*; D014642:Vanilmandelic Acid / Q000652:urine
D008333:Mandelic Acids; D014642:Vanilmandelic Acid