1. The heredity of human cancer;Pack,1967
2. Histological Typing of Oral and Oropharyngeal Tumours;Wahi,1971
3. Carcinoma of the mouth and tongue;Fraser;Ann Surg,1932
4. Carcinoma of the floor of the mouth;Cade;Br J Surg,1953
5. Xeroderma pigmentosum and mucocutaneous malignancies in three black siblings;Plotnick;Cutis,1980