Effectiveness and safety of rituximab in systemic lupus erythematosus: A case series describing the experience of 2 centres Vicenç Juan Gómez; Irene Carrión-Barberá; Tarek Carlos Salman Monte; Asunción Acosta; Vicenç Torrente-Segarra; Jordi Monfort;

Contributions of the lupus register of the Spanish Society of Rheumatology (RELESSER) to the knowledge of systemic lupus erythematosus in Spain Iñigo Rúa-Figueroa Fernández de Larrinoa; José María Pego-Reigosa;

Pregnancy and systemic lupus erythematosus in Spain: Has anything changed in the 21st century? Manuel de la Hera Madrazo; Pedro Muñoz Cacho; Leyre Riancho Zarrabeitia; Lorena Álvarez Rodríguez; Ana Haya; Marcos López-Hoyos; Víctor M. Martínez-Taboada;