1. Global cancer statistics, 2012;LA Torre;CA: a cancer journal for clinicians,2015
2. Cancer statistics in China, 2015;W Chen;CA: a cancer journal for clinicians,2016
3. The high incidence of esophageal cancer in parts of China may result primarily from genetic rather than environmental factors;H Zhang;Diseases of the esophagus: official journal of the International Society for Diseases of the Esophagus,2010
4. Geographical distribution of cancer mortality in China, 2004–2005;MG Zhou;Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine],2010
5. Time trends incidence of both major histologic types of esophageal carcinomas in selected countries, 1973–1995;AP Vizcaino;International journal of cancer,2002