Cholelithiasis and the risk of liver cancer: results from cohort studies of 134 546 Chinese men and women
Emily Vogtmann, Xiao-Ou Shu, Hong-Lan Li, Wong-Ho Chow, Gong Yang, Bu-Tian Ji, Hui Cai, Chang Yu, Yu-Tang Gao, Wei Zheng, Yong-Bing Xiang
J Epidemiol Community Health Jun 2014, 68 (6) 565-570; DOI: 10.1136/jech-2013-203503