title: Melatonin as a tumour marker in a patient with pineal tumour.
mesh_terms: D000328:Adult; D001932:Brain Neoplasms / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008550:Melatonin / Q000097:blood*; D008722:Methods; D010871:Pinealoma / Q000175:diagnosis*
chemical_list: D008550:Melatonin