Multidisciplinary consensus on the use of hydroxychloroquine in patients with systemic lupus erythematosus Íñigo Rúa-Figueroa; Tarek Carlos Salman-Monte; José María Pego Reigosa; María Galindo Izquierdo; Elvira Díez Álvarez; Antonio Fernández-Nebro; José Andrés Román Ivorra; Inmaculada Calvo Penades; Joseba Artaraz Beobide; Jaime Calvo Alén;

Reduction of disease activity, corticosteroids use, and healthcare resource utilisation in patients with systemic lupus erythematosus treated with belimumab in clinical practice settings: OBSErve Spain multicentre study Josefina Cortés-Hernández; Carlos Marras Fernández-Cid; Jose Luis Andreu Sánchez; Jaime Calvo Alén; Angel M. García-Aparicio; Elvira Díez Álvarez; Francisco Javier Hidalgo Bermejo; Carlos Coronell; Alessandra Perna; Josep Ordi Ros;

RESER/NVAN: Spanish Registry of patients with ANCA- associated vasculitis: objectives and methodology Susana Romero-Yuste; Manuel Macía; Marta Domínguez-Álvaro; Antonio Fernández-Nebro; Miquel Blasco; Javier Narváez; Gema Fernández; Íñigo Rúa-Figueroa; Desirée Luis-Rodríguez; Beatriz Ventosa;