Journal Club: Impaired Ventilatory Efficiency and Exercise Intolerance in Former/Current Smokers With Dyspnea Disproportionate to Their Lung Function: Pathophysiological Insights Gained Through Cardiopulmonary Exercise Testing
2 Lung Health Center, Division of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama, Birmingham, Alabama, United States.