Cazzola, M. <br/><br/>
Acute Exacerbations in COPD.  [electronic resource]. 

 - Oxford :  Atlas Medical Publishing Ltd,  2009. 
 - 235 p. 
<br/><br/><label>ISBN: </label>9781846925818 (electronic bk.) 9781904392712 
<br/><br/><label>Dewey Class. No.: </label>616.24