1. World Health Organization: Age adjusted rates for cancer for selected sites in 46 countries. Segi Institute of Cancer Epidemiology, Nagoya, Japan — 1975–1976.
2. Li JY: The epidemiology of esophageal cancer in China. Proc Third Pacific Rim Conference. 1981.
3. Doll R, Payne P, Waterhouse J (eds): Cancer Incidence in Five Continents. Geneva: International Union Against Cancer, 1966.
4. Doll R, Muir C, Waterhouse J (eds): Cancer Incidence in Five Continents, Vol II. Geneva: International Union Against Cancer, 1970.
5. Waterhouse JAH, Muir CS, Correa P, Powell J (eds): Cancer Incidence in Five Continents, Vol III. IARC Scientific Publications No 15. Lyon: International Agency for Research on Cancer, 1976.