Authors: Maria D Alonso; Francisco Martínez-Vázquez; Leyre Riancho-Zarrabeitia; Teresa Díaz de Terán; Jose A Miranda-Filloy; Ricardo Blanco; Carlos González-Juanatey; Javier Llorca; Miguel A González-Gay Journal: Rheumatol Int Date: 2013-06-28 Impact factor: 2.631