title: Oxygen desaturation during a 6-min walk identifies a COPD phenotype with an increased risk of morbidity and mortality.
authors.affiliation: Respiratory Science Center, University of Arizona, Mount Lemmon, AZ, USA lungguy@gmail.com.
authors.forename: Paul L
authors.initials: PL
authors.lastname: Enright
mesh_terms: D005080:Exercise Test; D006801:Humans; D010100:Oxygen; D010641:Phenotype; D029424:Pulmonary Disease, Chronic Obstructive; D016138:Walking
chemical_list: D010100:Oxygen