title: Multiple and recurrent epithelial tumors of the bladder in a child.
mesh_terms: D002675:Child, Preschool; D003558:Cystoscopy; D006801:Humans; D008297:Male; D009378:Neoplasms, Multiple Primary; D010212:Papilloma / Q000188:drug therapy / Q000473:pathology / Q000601:surgery; D013852:Thiotepa / Q000627:therapeutic use; D014521:Urethra / Q000601:surgery; D001743:Urinary Bladder / Q000473:pathology; D001749:Urinary Bladder Neoplasms / Q000188:drug therapy / Q000473:pathology / Q000601:surgery; D014567:Urography
chemical_list: D013852:Thiotepa