Effects of a Surgical Mask on Functional Capacity Measured Using the 6-min Walk Test in Patients with Cardiorespiratory Disease Covadonga de la Escosura Muñoz; Marta Iscar Urrutia; Marina de la Escosura Muñoz; Ramón Fernández Álvarez; Gemma Rubinos Cuadrado; Cristina Hernández González; Marta María García Clemente;

Effects of Pulmonary Hypertension on Exercise Capacity in Patients With Chronic Obstructive Pulmonary Disease Isabel Blanco; Beatriz Valeiro; Rodrigo Torres-Castro; Anael Barberán-García; Yolanda Torralba; Jorge Moisés; Laura Sebastián; Jeisson Osorio; José Rios; Elena Gimeno-Santos; Josep Roca; Joan A. Barberà;

Metabolic Changes After Bronchoscopic Lung Volume Reduction With Endobronchial Valves in COPD Patients Marieke C. van der Molen; Rein Posthuma; Anouk W. Vaes; Martijn A. Spruit; Harry R. Gosker; Alain R. Viddeleer; Tineke P. Willems; Lowie E.G.W. Vanfleteren; Dirk-Jan Slebos; Jorine E. Hartman;