References
- Rycroft RJG, Menne T, Frosch PJ, (Eds). Textbook of Contact Dermatitis. 2nd Edition. Berlin: Springer-Verlag, 1995.
- Fitzpatrick JE, Aeling JL. Dermatology Secrets In Colour. 2nd Edition. Philadelphia: Hanley & Belfus Inc, 2001.
- ibid.
- Adams RM. Occupational Skin Disease. New York: Grune & Stratton Inc, 1983.