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;

Development and Comparison of Reference Equations for the Six-Minute Walk Test in Spanish Healthy Adults Aged 45¿85 Years Elena Gimeno-Santos; Jordi Vilaró; Ane Arbilllaga-Etxarri; Beatriz Herrero-Cortina; Maria Antonia Ramon; Ana Balañá Corberó; Juan Carlos Fernández-Domínguez; Carlos Zárate-Tejero; Anael Barberan-Garcia; Tamara Del Corral; Begoña Jiménez-Reguera; Asenet López; Daniel López-Fernández; Patricia Madrid Treves; Roberto Martinez-Alejos; Gerard Muñoz; Antonio Ríos-Cortés; Ketty Ruiz-López; Marta San Miguel-Pagola; Natalia Sánchez-Cayado; Beatriz Valeiro; Marie Carmen Valenza; Gerald Valenza; Ana Beatriz Varas; Silvia Córdoba; Angeles Vega; Maria Linares; Eva María Madrid; Sonia Souto; Montserrat Vendrell; Judith Garcia-Aymerich;