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

Cluster Analysis of Home Mechanical Ventilation in COPD Patients: A Picture of the Real World and Its Impact on Mortality Jessica González, Paola Carmona, Esther Gracia-Lavedan, Iván D. Benítez, Antonio Antón, Anna Balaña, Sonia Belda Díaz, Òscar Bernadich, Ana Córdoba, Cristina Embid, Mireia Espallargues, Manel Luján, Sergi Martí, María Pilar Ortega Castillo, Julia Tárrega, Ferrán Barbé, Joan Escarrabill

The Influence of Lung Function and Respiratory Muscle Strength on Quadriceps Muscle Fatigability in COPD Patients Under Long-term Oxygen Therapy Mara Paneroni, Alessandro Cavicchia, Salvi Beatrice, Laura Bertacchini, Massimo Venturelli, Michele Vitacca