
Efficacy of non-invasive ventilation as a rescue therapy for relieving dyspnea in patients with stable severe COPD
Keywords: بیماری مزمن انسدادی ریه; Chronic obstructive pulmonary disease; Exertional dyspnea; Non-invasive ventilation; Rescue therapy; FEV1; forced expiratory volume in 1s; FRC; functional residual capacity; FVC; forced vital capacity; IC; inspiratory capacity; RV; residual volume; TLC; t