Vitamin D deficiency in patients with spondyloarthritis in a Spanish (Castilla-La Mancha) hospital David Castro Corredor; Marco Aurelio Ramírez Huaranga; María Dolores Mínguez Sánchez; Miguel Luque Zafra; José Luis Cuadra Díaz;

Design and implementation of clinical care centres for spondyloarthritis. A benchmark care and disease model in chronic pathologies Wilson Bautista-Molano; Paul Méndez-Patarroyo; Helbert Orlando Arévalo Roa; Gerardo Quintana-López;

Retrobulbar optic neuritis in a patient with enteropathic spondyloarthritis treated with tumour necrosis factor inhibitors Ben Ayed Hiba; Fazaa Alia; Ouenniche Kmar; Miladi Saoussen; Sellami Mariem; Souabni Leila; Kassab Selma; Chekili Selma; Ben Abdelghani Kaouther; Laatar Ahmed;