OSWALD, N C <br/><br/>
Chronic bronchitis; the effect of cigarette-smoking.  [electronic resource] 

 -  Lancet (London, England)  Oct 1955 
 - 843-4 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0140-6736 
<br/><br/><label>Standard No.: </label>10.1016/s0140-6736(55)93480-2  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bronchitis--etiology<br/>Bronchitis, Chronic<br/>Humans<br/>Smoke<br/>Smoking--adverse effects<br/>Nicotiana