TY - JOUR T1 - Impact of changes in physical activity on health-related quality of life among patients with chronic obstructive pulmonary disease JF - European Respiratory Journal JO - Eur Respir J DO - 10.1183/09031936.00021409 AU - C. Esteban AU - J.M. Quintana AU - M. Aburto AU - J. Moraza AU - M. Egurrola AU - J. PĂ©rez-Izquierdo AU - S. Aizpiri AU - A. Urko AU - A. Capelastegui Y1 - 2010/01/14 UR - http://erj.ersjournals.com/content/early/2010/01/14/09031936.00021409.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -