A randomised comparison of the efficacy of a Coopdech bronchial blocker and a double-lumen endotracheal tube for minimally invasive esophagectomy - Zhang, Tian-Hua; Liu, Xiao-Qing; Cao, Long-Hui; Fu, Jian-Hua; Lin, Wen-Qian (Translational Cancer Research; Vol 9, No 8 (August 23, 2020): Translational Cancer Research, 2020)