Ferrari, Renata Three-year follow-up of Interleukin 6 and C-reactive protein in chronic obstructive pulmonary disease. [electronic resource] - Respiratory research Feb 2013 - 24 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1465-993X Standard No.: 10.1186/1465-9921-14-24 doi Subjects--Topical Terms: Biomarkers--bloodBrazil--epidemiologyC-Reactive Protein--analysisExercise Test--statistics & numerical dataExercise ToleranceFemaleFollow-Up StudiesHumansInterleukin-6--bloodMaleMiddle AgedPrevalencePulmonary Disease, Chronic Obstructive--bloodRisk FactorsSurvival AnalysisSurvival Rate