A New and More Sensitive Method to Integrate the Desaturation Distance Ratio During a 6-Minute Walking Test in Chronic Respiratory Diseases: Physiological Correlates Xavier Alsina-Restoy; Felip Burgos; Rodrigo Torres-Castro; Yolanda Torralba-García; Ebymar Arismendi; Joan Albert Barberà; Àlvar Agustí; Isabel Blanco;

Psoas Muscle Density Evaluated by Chest CT and Long-Term Mortality in COPD Patients Ana Ezponda; Ciro Casanova; Carlos Cabrera; Ángela Martin-Palmero; Marta Marin-Oto; Jose M. Marín; Víctor Pinto-Plata; Miguel Divo; Bartolome R. Celli; Javier J. Zulueta; Gorka Bastarrika; Juan P. de-Torres;

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;