Blair, A <br/><br/>
Control of smoking in occupational epidemiologic studies: methods and needs.  [electronic resource] 

 -  American journal of industrial medicine  1988 
 - 3-4 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0271-3586 
<br/><br/><label>Standard No.: </label>10.1002/ajim.4700130102  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epidemiologic Methods<br/>Humans<br/>Occupational Diseases--etiology<br/>Risk Factors<br/>Smoking--epidemiology