Presence or Absence of Skeletal Muscle Dysfunction in Chronic Obstructive Pulmonary Disease is Associated With Distinct Phenotypes Clayton L. Cruthirds; Barbara S. van der Meij; Agata Wierzchowska-McNew; Nicolaas E.P. Deutz; Mariëlle P.K.J. Engelen;

Patterns of Physical Activity Progression in Patients With COPD Maria Koreny; Heleen Demeyer; Marta Benet; Ane Arbillaga-Etxarri; Eva Balcells; Anael Barberan-Garcia; Elena Gimeno-Santos; Nicholas S. Hopkinson; Corina De Jong; Niklas Karlsson; Zafeiris Louvaris; Michael I. Polkey; Milo A. Puhan; Roberto A. Rabinovich; Robert Rodríguez-Roisin; Pere Vall-Casas; Ioannis Vogiatzis; Thierry Troosters; Judith Garcia-Aymerich;

Prevalence and Determinants of COPD in Spain: EPISCAN II Joan B. Soriano; Inmaculada Alfageme; Marc Miravitlles; Pilar de Lucas; Juan José Soler-Cataluña; Francisco García-Río; Ciro Casanova; José Miguel Rodríguez González-Moro; Borja G. Cosío; Guadalupe Sánchez; Julio Ancochea;