Pre-existing type 2 diabetes and risk of lung cancer: a report from two prospective cohort studies of 133 024 Chinese adults in urban Shanghai
Wan-Shui Yang, Yang Yang, Gong Yang, Wong-Ho Chow, Hong-Lan Li, Yu-Tang Gao, Bu-Tian Ji, Nat Rothman, Wei Zheng, Xiao-Ou Shu, Yong-Bing Xiang
BMJ Open Jul 2014, 4 (7) e004875; DOI: 10.1136/bmjopen-2014-004875