P126 Efficacy of aclidinium bromide compared with tiotropium and placebo in symptomatic patients with moderate to severe chronic obstructive pulmonary disease (COPD): post-hoc analysis of a Phase IIIb study
P126 Efficacy of aclidinium bromide compared with tiotropium and placebo in symptomatic patients with moderate to severe chronic obstructive pulmonary disease (COPD): post-hoc analysis of a Phase IIIb study