Kim, Mi-Ae <br/><br/>
Impact of symptom variability on clinical outcomes in COPD: analysis of a longitudinal cohort.  [electronic resource] 

 -  International journal of chronic obstructive pulmonary disease  2019 
 - 2135-2144 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Multicenter Study 
<br/><br/><label>ISSN: </label>1178-2005 
<br/><br/><label>Standard No.: </label>10.2147/COPD.S203715  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Disease Progression<br/>Female<br/>Forced Expiratory Volume<br/>Humans<br/>Incidence<br/>Longitudinal Studies<br/>Lung--physiopathology<br/>Male<br/>Middle Aged<br/>Prognosis<br/>Pulmonary Disease, Chronic Obstructive--diagnosis<br/>Republic of Korea--epidemiology<br/>Risk Assessment<br/>Risk Factors<br/>Severity of Illness Index<br/>Time Factors<br/>Vital Capacity