The Efficacy and Cost-Effectiveness of Umeclidinium/Vilanterol versus Tiotropium in Symptomatic Patients with Chronic Obstructive Pulmonary Disease.

"Disclosure Yinhua Gong, Chen Lin, Yifeng Jin are consiedred as the first authors. Conflicts of Interest The authors declare no conflicts of interest."

"The authors thank all the coauthors, and the authors are grateful for the funds provided. This support enabled them to conduct and successfully conclude this study. The authors are grateful to Professor Li Hongchao (China Pharmaceutical University) for his guidance on pharmacoeconomics and Mr. Xie Cheng (The First Affiliated Hospital of Soochow University) for his guidance in the meta-analysis. This study was supported by the Chinese Pharmaceutical Association-Servier Youth Hospital Pharmaceutical Innovation Research Funding Project (grant no. CPA-B04-ZC-2021-001), the “National Tutor System Project for Key Young Health Talents of Suzhou” (2021), and the Jiangsu Pharmaceutical Association-Hospital Pharmacy Research Project (grant no. Q202118)."