Tiotropium in Early-Stage Chronic Obstructive Pulmonary Disease

Yumin Zhou¹, Nan-Shan Zhong¹, Xiaochen Li¹+48

• ¹From the National Center for Respiratory Diseases, State Key Laboratory of Respiratory Disease, Guangzhou Institute of Respiratory Diseases, the First Affiliated Hospital (Y.Z., N.Z., Xiaochen Li, S.C., J. Zheng, D.Z., W.G., P.R.), the Third Affiliated Hospital (L.W., G.H.), and Liwan Hospital (F.L., Y.C.), Guangzhou Medical University, Guangzhou Panyu Center Hospital (R.Z., Yinhuan Li), the First Affiliated Hospital, Sun Yat-sen University (C.X.), and the First Affiliated Hospital of Jinan University (S.L.), Guangzhou, Chenzhou No. 1 People's Hospital, Chenzhou (B. He, H.T.), Guizhou Provincial People's Hospital, Guizhou (X. Zhang, X.Y.), Wengyuan County People's Hospital (C. Yang, Lizhen Zeng, C. Ye) and Shaoguan Iron and Steel Group Company Limited Hospital (T.C.), Shaoguan, Henan Provincial People's Hospital, Zhengzhou (Ying Li, X.M.), the Affiliated Hospital of GuiYang Medical College, GuiYang (J.D., X.H.), the Second People's Hospital of Hunan Province, Changsha (J.G., J.T.), Huizhou First Hospital, Huizhou (B. Hu, Z.S.), Affiliated Zhongshan Hospital of Fudan University (C.B., X. Zhu) and Shanghai Xuhui Central Hospital (R.Y.), Shanghai, Shenzhen Sixth People's Hospital, Shenzhen (P.H., X.D.), the First People's Hospital of Foshan, Foshan (G.C., M.L.), Tongji Hospital of Tongji Medical College of Huazhong University of Science and Technology, Wuhan (Y.X., J. Zhao), Xinqiao Hospital, Chongqing (C.W., Q.M.), the Affiliated Hospital, Guangdong Medical University (W. Yao, B.L.), and the Second People's Hospital of Zhanjiang (Xiongbin Li), Zhanjiang, Beijing Chao-Yang Hospital, Beijing (Y. Lin), and Lianping County People's Hospital, Heyuan (W. Ye, X. Luo, Lingshan Zeng, S.Y.) - all in China.