1. Pinkus H, Mehregan AM: A Guide to Dermatohistopathology, 3rd ed. New York, Appleton-Century-Crofts, 1981, pp 97-108
2. The dermal inflammatory reaction in initial psoriatic lesions
3. Wilkinson PC: Chemotaxis and Inflammation. 2nd ed. Edinburgh, Churchill Livingstone, 1982