Nollen, A J <br/><br/>
[Classification of fibromyalgia: criteria of the American College of Rheumatology].  [electronic resource] 

 -  Nederlands tijdschrift voor geneeskunde  May 1992 
 - 895 p.  digital 
<br/><br/> Publication Type: Letter 
<br/><br/><label>ISSN: </label>0028-2162 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Diagnosis, Differential<br/>Fibromyalgia--classification<br/>Humans