1. 1. Krasteva M, Kehren J, Sayag M, et al. Contact dermatitis II. Clinical aspects and diagnosis. European Journal of Dermatology 1999;9(2):144-59.
2. 2. Mowad CM, Marks JG. Allergic contact dermatitis. In: Bolognia JL, Jorizza JL, Rapini RP, eds. Dermatology. 2nd edn. Edinburg: Mosby 2008:209-22.
3. 3. Christophersen J. Skin diseases in Denmark. Thesis, Danish Institute for Clinical Epidemiology, Denmark 1984:140.
4. Initial findings;Mendenhall;Arch Dermatol,1978
5. Contact dermatitis of the hands: cross-sectional analyses of North American contact dermatitis group data, 1994-2004;Warshaw;Journal of the American Academy Of Dermatology,2007