Five-Repetition Sit-to-Stand Test as Predictor of Mortality in High Risk COPD Patients Roberto Bernabeu-Mora; Elisa Valera-Novella; Elodia Teresa Bernabeu-Serrano; Juan José Soler-Cataluña; Myriam Calle-Rubio; Francesc Medina-Mirapeix;

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;

Lung Diffusing Capacity Improves the Prognostic Validity of the GOLD Spirometric Staging in COPD Ciro Casanova; Enrique Gonzalez-Dávila; Juan P. de Torres; Carlos Cabrera; Borja G. Cosio; Denis E. O¿Donnel; Cristina Martínez-Gonzalez; Ingrid Solanes; Antonia Fuster; Carolina Gotera; Alicia Marin; Carlos Amado; Marta Iscar; José M. Marin; José Alberto Neder; Nuria Feu; Joan B. Soriano; José Luis López-Campos; Miguel Divo; Germán Peces-Barba; Bartolomé R. Celli;