Umeclidinium/vilanterol combination inhaler efficacy and potential impact on current chronic obstructive pulmonary disease management guidelines.
Davidson JF, Donohue JF, Ohar JA. Umeclidinium/vilanterol combination inhaler efficacy and potential impact on current chronic obstructive pulmonary disease management guidelines. Expert Opin Drug Saf. 2015 Feb; 14(2):317-24.