title: Preventing vesicoureteral reflux during intravesical formalin instillation.
mesh_terms: D000368:Aged; D005557:Formaldehyde / Q000008:administration & dosage* / Q000627:therapeutic use; D006470:Hemorrhage / Q000517:prevention & control; D006801:Humans; D008297:Male; D008722:Methods; D001745:Urinary Bladder Diseases / Q000517:prevention & control; D014546:Urinary Catheterization; D014718:Vesico-Ureteral Reflux / Q000517:prevention & control*
chemical_list: D005557:Formaldehyde