Weinshenker, B G <br/><br/>
The natural history of multiple sclerosis: a geographically based study. 4. Applications to planning and interpretation of clinical therapeutic trials.  [electronic resource] 

 -  Brain : a journal of neurology  Apr 1991 
 - 1057-67 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0006-8950 
<br/><br/><label>Standard No.: </label>10.1093/brain/114.2.1057  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clinical Trials as Topic--methods<br/>Female<br/>Follow-Up Studies<br/>Geography<br/>Humans<br/>Male<br/>Multiple Sclerosis--physiopathology<br/>Ontario<br/>Research Design