1. Delayed contact hypersensitivity in the guinea pig;Buehler;Arch. Dermatol.,1965
2. Certain statistical considerations in patch testing;Henderson;J. Invest. Dermatol.,1945
3. The identification of contact allergens by human assay;Kligman;J. Invest. Dermatol.,1966
4. A new technique of human patch tests;Shelanski;Proc. Sci. Sect. Toilet Goods Assoc.,1953