1. Congenital obstruction of the posterior urethra;Young;J Urol,1919
2. Obstructive uropathy in childhood;Nesbit;Am J Dis Child,1954
3. Urethral valves in the male child;Nesbit;J Urol,1966
4. Conservatively treated urethral valves;Brandesky;J Pediatr Surg,1973
5. Treatment of congenital posterior urethral valves by “pressure necrosism”;Gopal;Indian Pediatr,1976