1. Jadassohn J (1896) Zur Kenntnis der medikamentösen Dermatosen, Verhandlungen der Deutschen Dermatologischen Gesellschaft. Fünfter Congress, Raz, 1895. Braunmuller, Wien, p 106
2. Foussereau J (1984) History of epicutaneous testing: the blotting-paper and other methods. Contact Dermatitis 11: 219–223
3. Fullerton A, Rud Andersen J, Hoelgaard A et aI. (1986) Permeation of nickel salts through human skin in vitro. Contact Dermatitis 15: 173–177
4. Malten KE, Nater JP, van Ketel WG (1976) Patch testing guidelines. Dekker and van de Vegt, Nijmegen
5. Patch test allergens. Product catalogue 1989/90. Chemotechnique Diagnostics AB