Original Research

Efficacy and safety of once-daily inhaled umeclidinium/vilanterol in Asian patients with COPD: results from a randomized, placebo-controlled study

Zheng JP, Zhong NS, Newlands A, Church A, Goh AH

International Journal of Chronic Obstructive Pulmonary Disease 2015, 10:1753-1767

Published Date: 2 September 2015