Siler, T. M., Donald, A. C., O’Dell, D., Church, A., & Fahy, W. A. (2016). A randomized, parallel-group study to evaluate the efficacy of umeclidinium/vilanterol 62.5/25 μg on health-related quality of life in patients with COPD. Int J Chron Obstruct Pulmon Dis.
শিকাগো স্টাইলে সাইটেশনSiler, Thomas M., Alison C. Donald, Dianne O’Dell, Alison Church, এবং William A. Fahy. "A Randomized, Parallel-group Study to Evaluate the Efficacy of Umeclidinium/vilanterol 62.5/25 μg On Health-related Quality of Life in Patients With COPD." Int J Chron Obstruct Pulmon Dis 2016.
এমএলএ সাইটেশনSiler, Thomas M., et al. "A Randomized, Parallel-group Study to Evaluate the Efficacy of Umeclidinium/vilanterol 62.5/25 μg On Health-related Quality of Life in Patients With COPD." Int J Chron Obstruct Pulmon Dis 2016.