Original Koyanagi urethroplasty versus modified Hayashi technique: Outcome in 57 patients

Catti, 2008, Management of severe hypospadias, Indian J Urol, 24, 233, 10.4103/0970-1591.40621

Mouriquand, 2001, Hypospadias, 713

Valla, 1991, Single stage correction of posterior hypospadias (178 cases): comparison of three techniques: free skin graft, free bladder mucosa graft, transverse pedicle preputial graft, Eur J Pediatr Surg, 1, 287, 10.1055/s-2008-1042507

Koyanagi, 1984, One-stage repair of perineal hypospadias and scrotal transposition, Eur Urol, 10, 364, 10.1159/000463834

Hayashi, 2001, The modified Koyanagi repair for severe proximal hypospadias, BJU Int, 87, 235, 10.1046/j.1464-410x.2001.02029.x

Duckett, 1986, 1987

Dessanti, 1992, Autologous buccal mucosa graft for hypospadias repair: an initial report, J Urol, 147, 1081, 10.1016/S0022-5347(17)37478-5

Ransley, 1994, Autologous bladder mucosa graft for urethral substitution, J Urol, 151, 1056

Bracka, 1995, Hypospadias repair: the two stage alternative, Br J Urol, 76, 31, 10.1111/j.1464-410X.1995.tb07815.x

Snodgrass, 2002, Tubularized incised-plate urethroplasty for proximal hypospadias, BJU Int, 89, 90, 10.1046/j.1464-410X.2002.02524.x

Koyanagi, 1993, Experience with one-stage repair of severe proximal hypospadias: operative technique and results, Eur Urol, 24, 106, 10.1159/000474274

Glassberg, 1998, The Koyanagi-Nonomura 1-stage bucket repair of severe hypospadias with and without penoscrotal transposition, J Urol, 160, 1104, 10.1016/S0022-5347(01)62710-1

Sugita, 2001, Severe hypospadias repair with meatal based paracoronal skin flap: the modified Koyanagi repair, J Urol, 166, 1051, 10.1016/S0022-5347(05)65918-6

Elbakry, 1999, Complications of the preputial island flap-tube urethroplasty, BJU Int, 84, 89, 10.1046/j.1464-410x.1999.00097.x

Parsons, 1984, Transverse preputial island flap neo-urethroplasty, Br J Urol, 25, 186

Wiener, 1997, Comparison of onlay and tubularized island flaps of inner preputial skin for the repair of proximal hypospadias, J Urol, 158, 1172, 10.1016/S0022-5347(01)64415-X

Wallis, 2008, The role of flaps and grafts in modern hypospadiology, Indian J Urol, 24, 200, 10.4103/0970-1591.40616

Kinkead, 1994, Long-term followup of bladder mucosa graft for male urethral reconstruction, J Urol, 151, 1056, 10.1016/S0022-5347(17)35179-0

Hensle, 2002, Buccal mucosa grafts for hypospadias surgery: long term results, J Urol, 168, 1734, 10.1016/S0022-5347(05)64401-1

Duckett, 1995, Buccal mucosal urethral replacement, J Urol, 153, 1660, 10.1016/S0022-5347(01)67497-4

Mollard, 1994, The release of chordee without dividing the urethral plate and onlay island flap, J Urol, 152, 1238, 10.1016/S0022-5347(17)32557-0

Mouriquand, 1995, Hypospadias repair: current principles and procedures, Br J Urol, 76, 9, 10.1111/j.1464-410X.1995.tb07813.x

Erol, 2000, Anatomical studies of the urethral plate: why preservation of the urethral plate is important in hypospadias repair, BJU Int, 85, 728, 10.1046/j.1464-410x.2000.00486.x