1. Squamous cell carcinoma of the tongue in a nine year old renal transplant survivor;Lee;Cancer,1978
2. Condylomata acuminata ubergang in Karzinom;Sonck;Z. Haut-Geschl. Kr.,1971
3. The significance of noncondylomatous wart virus infection of the cervical transformation zone. A review with discussion of two illustative cases;Laverty;Acta Cytol.,1978
4. Wart viruses;Almeida;Brit. J. Dermatol.,1970
5. Metaplasia of a verrucca vulgaris into spinocellular carcinoma;Grussendorf;Dermatologica,1975