Biran, Iftah <br/><br/>
Smoking is a risk factor for multiple sclerosis.  [electronic resource] 

 -  Neurology  Aug 2004 
 - 763; author reply 763 p.  digital 
<br/><br/> Publication Type: Comment; Letter 
<br/><br/><label>ISSN: </label>1526-632X 
<br/><br/><label>Standard No.: </label>10.1212/wnl.63.4.763-a  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Causality<br/>Humans<br/>Multiple Sclerosis--epidemiology<br/>Prevalence<br/>Risk Factors<br/>Smoking--epidemiology