Roig Vilaseca, Daniel [Effect of the Coexistence of Fibromyalgia in the DAS28 Index in Women With Rheumatoid Arthritis]. [electronic resource] - Reumatologia clinica May 2008 - 96-9 p. digital Publication Type: English Abstract; Journal Article ISSN: 1699-258X Standard No.: 10.1016/S1699-258X(08)71811-4 doi