1. Brown, D. Hypospadias. Postgrad Med J 1949, 25: 367-375.
2. Regional keloid susceptibility;Crockett, D.J.;Br J Plastic Surg
3. A case of keloid of the penis;Parsons, R.W.;Plastic Reconstruct Surg
4. Enormous keloid (?) on the penis;Kormoczy, I.;Br J Plastic Surg,1978
5. Fundamental Techniques of Plastic Surgery;McGregor, I.A.;Postgrad Med J,1989