Matsunaga, Kazuto <br/><br/>
Stratifying the risk of COPD exacerbation using the modified Medical Research Council scale: a multicenter cross-sectional CAP study.  [electronic resource] 

 -  Respiratory investigation  Mar 2015 
 - 82-5 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>2212-5353 
<br/><br/><label>Standard No.: </label>10.1016/j.resinv.2014.10.006  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Aged, 80 and over<br/>Cross-Sectional Studies<br/>Disease Progression<br/>Dyspnea--diagnosis<br/>Female<br/>Forced Expiratory Volume<br/>Humans<br/>Male<br/>Middle Aged<br/>Multicenter Studies as Topic<br/>Prognosis<br/>Pulmonary Disease, Chronic Obstructive--diagnosis<br/>Risk<br/>Severity of Illness Index<br/>Surveys and Questionnaires<br/>Vital Capacity