Oral and dermal exposure to 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) induces cutaneous papillomas and squamous cell carcinomas in female hemizygous Tg.AC transgenic mice. - Wyde ME; Braen AP; Hejtmancik M; Johnson JD; Toft JD; Blake JC; Cooper SD; Mahler J; Vallant M; Bucher JR; Walker NJ (Toxicological sciences : an official journal of the Society of Toxicology, 2004)