Effectiveness of intravenous tocilizumab in routine clinical practice in a cohort of Costa Rican patients with rheumatoid arthritis Mauricio Cordero-Alfaro; Carlos León-Céspedes; Allan Ramos-Esquivel;

Expert recommendations on the interleukin 6 blockade in patients with rheumatoid arthritis Jesús Tornero Molina; Alejandro Balsa Criado; Francisco Blanco García; Ricardo Blanco Alonso; Sagrario Bustabad; Jaime Calvo Alen; Héctor Corominas; Antonio Fernández Nebro; Jose Andrés Román Ivorra; Raimon Sanmartí;

Recommendations by the Spanish Society of Rheumatology on risk management of biological treatment and JAK inhibitors in patients with rheumatoid arthritis Alejandro Balsa; Petra Díaz del Campo Fontecha; Lucía Silva Fernández; José Valencia Martín; Virginia Nistal Martínez; Fernando León Vázquez; M. Vanesa Hernández Hernández; Héctor Corominas; Rafael Cáliz Cáliz; José María Aguado García; Gloria Candelas Rodríguez; Nora Ibargoyen Roteta; Arturo Martí Carvajal; M. Nieves Plana Farras; Janet Puñal Riobóo; Hye Sang Park; Yolanda Triñanes Pego; Virginia Villaverde García;