1. Estimates of the worldwide mortality from eighteen major cancers in 1985: implications for prevention and projections of future burden;Pisani;Int. J. Cancer,1993
2. Whelan SL, Parkin DM, Masuyer E, et al. Histograms depicting rates of cancer age-standardized to the world population by site and sex, In: International Agency for Research on Cancer. Patterns of Cancer in Five Continents. Lyon: I.A.R.C. Scientific Publications No. 102, 1990.
3. Epidemiological aspects of esophageal cancer;Muñoz;Endoscopy,1993
4. The changing incidence of esophageal cancer;Reed;Endoscopy,1993
5. Coleman MP, Estève J, Damiecki P, et al. Esophagus. In: International Agency for Research on Cancer, Trends in cancer incidence and mortality. Lyon: I.A.R.C. Scientific Publications No. 121, 1993. p. 161–192.