Danilo Cortozi Berton1, Álvaro Huber dos Santos2, Ivo Bohn Jr.2, Rodrigo Quevedo de Lima2, Vanderléia Breda2, Paulo José Zimermann Teixeira2,3,4
Berton1 DC, Santos2 ÁH, Jr.2 IB, Lima2 RQ, Breda2 V, Teixeira2 PJZ, et al. Effects of indacaterol versus tiotropium on exercise tolerance in patients with moderate COPD: a pilot randomized crossover study. J Bras Pneumol. 2016;42(5):362-366