Rheumatoid arthritis: extra articular manifestations and comorbidities Carolina Díaz Cuña; Sandra Consani; Sofía Rostan; Lucía Fernández; Emilia Moreira; Raimon Sanmartí;

Serum interleukin-41 concentrations are decreased in women with rheumatoid arthritis and are not affected by menopausal status, disease activity, or medication Dhuha F.N. Bani-Wais; Ali H. Ad¿hiah;

Validation of FACIT-fatigue in Spanish-speaking patients with rheumatoid arthritis Samantha Rodríguez-Muguruza; Sonia Castro; María José Poveda; Silvia Paredes; Delia Taverner; Oliver Valero; Ramon Fontova;