title: Relative utility of 6-minute walk vs. incremental shuttle walk: does it depend upon functional status?
authors.forename: Sanjay A
authors.initials: SA
authors.lastname: Patel
authors.forename: Frank C
authors.initials: FC
authors.lastname: Sciurba
mesh_terms: D005080:Exercise Test / Q000379:methods*; D017079:Exercise Tolerance / Q000502:physiology*; D006801:Humans; D010101:Oxygen Consumption / Q000502:physiology; D029424:Pulmonary Disease, Chronic Obstructive / Q000503:physiopathology* / Q000534:rehabilitation; D012129:Respiratory Function Tests; D016138:Walking / Q000502:physiology*