Original Research

Efficacy and Safety of Once-Daily Inhaled Umeclidinium in Asian Patients with COPD: Results from a Randomized, Placebo-Controlled Study

Zhong N, Zheng J, Lee SH, Lipson DA, Du X, Wu S

International Journal of Chronic Obstructive Pulmonary Disease 2020, 15:809-819

Published Date: 17 April 2020