P. S. Shankar . <br/><br/>
Chronic Obstructive Pulmonary Disease   Textual Documents 

 - 2nd ed. . 
 -  National Book Depot  2003 
 - 107. 
<br/><br/><label>ISBN: </label>818754032X   
<br/><br/><label>Subjects--Index Terms: </label>Respiratory Diseases 
<br/><br/><label>Dewey Class. No.: </label>616.2  / SHA