Blanco-Aparicio, Marina <br/><br/>
Considerations about the response format of the airways questionnaire 20.  [electronic resource] 

 -  Chest  Dec 2006 
 - 1951; author reply 1951-2 p.  digital 
<br/><br/> Publication Type: Comment; Letter 
<br/><br/><label>ISSN: </label>0012-3692 
<br/><br/><label>Standard No.: </label>10.1378/chest.130.6.1951  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Activities of Daily Living--classification<br/>Disability Evaluation<br/>Humans<br/>Pulmonary Disease, Chronic Obstructive--classification<br/>Quality of Life--psychology<br/>Reproducibility of Results<br/>Surveys and Questionnaires