1. Pigmented follicular cysts;Mehregan;J Cutan Pathol,1982
2. Pinkus' guide to dermatohistopathology;Mehregan,1986
3. Histopatbology of the skin;Lever,1983
4. Subcutaneous dermoid cysts;Brownstein;Arch Dermatol,1973
5. Sebocystomatosen;Oyal;Arch Kiln Exp Dermatol,1957