Authors: Francisca Llinares-Tello; José Rosas-Gómez de Salazar; José Miguel Senabre-Gallego; Gregorio Santos-Soler; Carlos Santos-Ramírez; Esteban Salas-Heredia; Xavier Barber-Vallés; Juan Molina-García Journal: Rheumatol Int Date: 2014-05-10 Impact factor: 2.631