title: Response to letter.
authors: Mohammed Said
authors: MS
authors: Elsheemy
mesh_terms: D005260:Female; D006801:Humans; D007682:Kidney Pelvis / Q000601:surgery*; D008297:Male; D014517:Ureteral Obstruction / Q000601:surgery*; D013520:Urologic Surgical Procedures / Q000379:methods*