title: Conservative surgical management of leukoplakia of upper urinary tract.
mesh_terms: D006801:Humans; D007680:Kidney Neoplasms / Q000601:surgery; D007682:Kidney Pelvis / Q000601:surgery; D007971:Leukoplakia / Q000601:surgery*; D008297:Male; D008875:Middle Aged; D014516:Ureteral Neoplasms / Q000601:surgery; D014571:Urologic Neoplasms / Q000601:surgery*