Ehrlich, George E <br/><br/>
Low back pain.  [electronic resource] 

 -  Bulletin of the World Health Organization  2003 
 - 671-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0042-9686 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acute Disease<br/>Anti-Inflammatory Agents, Non-Steroidal--therapeutic use<br/>Chronic Disease<br/>Fibromyalgia--complications<br/>Humans<br/>Low Back Pain--classification<br/>Middle Aged<br/>Risk Factors