authors Steiner, Michael C Walker, Paul Singh, Sally J Lowe, Derek Beckford, Katy Blakey, John Bolton, Charlotte E Elkin, Sarah Man, William D-C Roberts, C Michael Sewell, Louise
has subject area Age Distribution Aged Aged, 80 and over Comorbidity England Exercise Test Exercise Tolerance Female Forced Expiratory Volume Health Status Humans Male Medical Audit Middle Aged Poverty Areas Pulmonary Disease, Chronic Obstructive Socioeconomic Factors Treatment Outcome Wales