title: Understanding the impact of physical activity in COPD outcomes: moving forward.
authors.affiliation: Pulmonary and Critical Care, St Francis Hospital, Hartford, CT, USA rzuwalla@stfranciscare.org.
authors.forename: Richard
authors.initials: R
authors.lastname: ZuWallack
authors.affiliation: Pneumology Dept and Red de Investigación en Servicios Sanitarios y Enfermedades Crónicas, Hospital Galdakao-Usansolo, Galdakao, Spain.
authors.forename: Cristóbal
authors.initials: C
authors.lastname: Esteban
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D009043:Motor Activity; D029424:Pulmonary Disease, Chronic Obstructive / Q000401:mortality* / Q000503:physiopathology*