Toledo, A.; Borghi-Silva, A.; Sampaio, L. M. M.; Ribeiro, K. P.; Baldissera, V.; Costa, D. The Impact of Noninvasive Ventilation During the Physical Training in Patients With Moderate-to-Severe Chronic Obstructive Pulmonary Disease (COPD) . Clinics 2007, 62 (2), 113-120. https://doi.org/10.1590/S1807-59322007000200004.