1. Kropp KA (1978) Male urethral strictures. In: Gillenwater JY. Grayhack JT. Howards SS, Duckett JW (eds) Adult and pediatric urology. Year Book Medical, Chicago, 1297–1314
2. McAnnich JW (1992) Disorders of penis and urethra. In: Tanagho AE, McAnnich JW (eds) Smith's general urology, 13th ed. Prentice-Hall International (Lange Medical Books) London, 602–605
3. Martin P (1997) Wound healing—aiming for perfect skin regeneration. Science 276:75–81
4. Desmouliere A, Redard M, Darby I, Gabbiani G (1995) Apoptosis mediates the decrease in cellularity during the transition between granulation tissue and scar. Am J Pathol 146:56–66
5. Stocum DL (1997) Editorial Science 276:156