1. Estimation of the world incidence of eighteen major cancers in 1985.;Parkin;International Journal of Cancer,1993
2. Johnson NW. A global view of the epidemiology of oral cancer. Risk Markers for Oral Diseases Detection of Patients and Lesions at Risk, Vol 2 3 26, 1991
3. Epidemiology of mouth cancer in1989 a review.;Boyle;Journal of the Royal Society of Medicine,1990
4. Marmot MG Adelstein AM Bulusu L. Immigration mortality in England and Wales. Studies on Medical and Population Subjects 1984 1970 78.
5. Occurrence of cancer in Asians and non-Asians.;Donaldson;Journal of Epidemiology and Community Health,1984