Clinical Characteristics and 2-Year Outcomes of Chronic Obstructive Pulmonary Disease Patients With High Blood Eosinophil Counts: A Population-based Prospective Cohort Study in China Xiaohui Wu; Zhishan Deng; Fan Wu; Youlan Zheng; Peiyu Huang; Huajing Yang; Ningning Zhao; Cuiqiong Dai; Jieqi Peng; Lifei Lu; Kunning Zhou; Qi Wan; Gaoying Tang; Shengtang Chen; Yongqing Huang; Changli Yang; Shuqing Yu; Pixin Ran; Yumin Zhou;

New Classifications of COPD Severity Based on Impulse Oscillometry: A SAIO Grade Base on ECOPD Cohort in China Lifei Lu; Qi Wan; Gaoying Tang; Fan Wu; Zhishan Deng; Jieqi Peng; Cuiqiong Dai; Kunning Zhou; Xiaohui Wu; Shuqing Yu; Yongqing Huang; Changli Yang; Shengtang Chen; Pixin Ran; Yumin Zhou;

Effect of Carbocysteine on Exacerbations and Lung Function in Patients With Mild-to-Moderate Chronic Obstructive Pulmonary Disease: A Multicentre, Double-Blind, Randomized, Placebo-Controlled Trial Yumin Zhou; Fan Wu; Haiqing Li; Zhishan Deng; Li Lin; Hong Huang; Haiyan Zhao; Yiran Wang; Lingwei Wang; Qijian Cheng; Shan Cai; Zhiyi He; Yinghua Ying; Peiyu Huang; Heshen Tian; Jieqi Peng; Shan Xiao; Xiang Wen; Huajing Yang; Youlan Zhen; Zihui Wang; Ningning Zhao; Lifei Lu; Jianwu Xu; Qiuyue Wang; Pixin Ran;