title: Letter: Cytologic diagnosis of ganglioneuroblastoma.
mesh_terms: D002467:Cell Nucleus / Q000473:pathology; D002675:Child, Preschool; D003581:Cytodiagnosis; D005260:Female; D005729:Ganglioneuroma / Q000175:diagnosis* / Q000473:pathology; D006719:Homovanillic Acid / Q000652:urine; D006801:Humans; D008479:Mediastinal Neoplasms / Q000175:diagnosis* / Q000473:pathology; D014642:Vanilmandelic Acid / Q000652:urine
chemical_list: D014642:Vanilmandelic Acid; D006719:Homovanillic Acid