title: Villous adenoma of the urachus: a case with prostate specific antigen immunoreactivity.
mesh_terms: D018253:Adenoma, Villous / Q000737:chemistry / Q000276:immunology* / Q000473:pathology; D000368:Aged; D006801:Humans; D007150:Immunohistochemistry; D008297:Male; D017430:Prostate-Specific Antigen / Q000032:analysis / Q000276:immunology*; D014497:Urachus
chemical_list: D017430:Prostate-Specific Antigen