Cytologic screening for esophageal cancer: Results from 12,877 subjects from a high‐risk population in China

Qiong Shen, Dong‐Yu Wang, S. F. Liu, Jie Cao, Bin Zhou, Shugeng Cao, Hui Zhao, Guoyin Li, Wenjie Guo, F. S. Liu, Jialing Li, Bin Li, Sanford M. Dawsey, Philip R. Taylor, William J. Blot