1. Widening of the urethra using the supra-urethral layer;Monseur;J Urol,1980
2. A new urethroplasty for bulbous urethral strictures;Barbagli;Acta Urol Ital,1995
3. Mesh graft urethroplasty using split thickness skin graft or foreskin;Schreiter;J Urol,1989
4. Hypospadias techniques—update 1984;Duckett,1986
5. The onlay island flap hypospadias repair: extended indications;Duckett;J Urol,1993