1. Keloids: Enigma of the plastic surgeon;Pierce;J. Natl. Med. Assn.,1979
2. Alibert , J. L. M. Quelques recherches sur le cheliode 1917 744
3. Hypertrophic scars and keloids;Ketchum;Plast. Reconstr. Surg.,1974
4. The surgical treatment of keloids;Cosman;Plast. Reconstr. Surg.,1961