Bu, X N <br/><br/>
Changes in the BODE index, exacerbation duration and hospitalisation in a cohort of COPD patients.  [electronic resource] 

 -  Singapore medical journal  Dec 2011 
 - 894-900 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>2737-5935 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Body Mass Index<br/>Cohort Studies<br/>Exercise<br/>Female<br/>Follow-Up Studies<br/>Forced Expiratory Volume<br/>Hospitalization<br/>Humans<br/>Longitudinal Studies<br/>Male<br/>Pulmonary Disease, Chronic Obstructive--diagnosis<br/>Regression Analysis<br/>Severity of Illness Index<br/>Spirometry--methods