Wojtyniak, B <br/><br/>
Chronic airways disease in Poland. Recent trends.  [electronic resource] 

 -  Chest  Sep 1989 
 - 324S-328S p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0012-3692 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air Pollution--adverse effects<br/>Cross-Sectional Studies<br/>Female<br/>Humans<br/>Longitudinal Studies<br/>Lung Diseases, Obstructive--epidemiology<br/>Male<br/>Poland<br/>Risk Factors<br/>Smoking--adverse effects