Respiratory Medicine: COPD Update 

 - Amsterdam, Netherlands  Elsevier Science Direct 
 - On-campus e-Journal under Digital Library Program of Higher Education Commission (HEC) of Pakistan 
<br/><br/><label>ISSN: </label>1745-0454 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Respiratory Medicine -  COPD Update