1. Urethral prolapse in young girls;Klaus;Pediatrics,1973
2. Prolapse of the female urethra;Keefe;JAMA,1917
3. Urethral prolapse in female children;Kamat;Am J Dis Child,1969
4. Prolapse of the urethra in young girls;Moffett;JAMA,1951
5. Cryosurgery for urethral prolapse;Friedrich;Obstet Gynecol,1977