1. Schantz, S.P., L.B. Harrison and W.K. Hong (1993) Cancer of the head and neck, in: V.T. De Vita, Jr., S. Hellman and S.A. Rosenberg (Eds.), Cancer: Principles and Practice of Oncology, 4th edn., Lippincott, Philadelphia, pp. 574–672.
2. Slaughter, D.P., H.W. Southwick and W. Smejkal (1953) `Field cancerization' in oral stratified squamous epithelium. Clinical implications of multicentric origin, Cancer, 6, 963–968.
3. Gusterson, B.A., R. Anbazhagan, W. Warren, C. Midgely, D.P. Lane, M. O'Hare, M. Stamps A., R. Carter and H. Jayatilake (1991) Expression of p53 in premalignant and malignant squamous epithelium, Oncogene, 6, 1785–1789.
4. Chung, K.Y., T. Mukhopadhyay, J. Kim, A. Casson, J.Y. Ro, H. Goepfert, W.K. Hong and J.A. Roth (1993) Discordant p53 gene mutations in primary head and neck cancers and corresponding second primary cancers of the upper aerodigestive tract, Cancer Res., 53, 1676–1683.
5. Nees, M., N. Homann, H. Discher, T. Andl, C. Enders, C. Herold-Mende, A. Schuhmann and F.X. Bosch (1993) Expression of mutated p53 occurs in tumor-distant epithelia of head and neck cancer patients: a possible molecular basis for the development of multiple tumors, Cancer Res., 53, 4189–4196.