Gastrointestinal symptoms in patients using methotrexate: A cross-sectional study in a sample with rheumatoid arthritis Carina Albuquerque Roberto; Isabela Stachevski; Barbara Stadler Kahlow; Renato Nisihara; Thelma Skare;

Assessment of liver fibrosis in patients with rheumatoid arthritis treated with methotrexate: Utility of fibroscan and biochemical markers in routine clinical practice Andrea de Diego-Sola; Agustín Castiella Eguzkiza; Luis María López Domínguez; Iratxe Urreta Barallobre; María José Sánchez Iturri; Joaquín María Belzunegui Otaño; Eva María Zapata Morcillo;

Effectiveness and safety of tocilizumab in monotherapy in biologic-naïve and non-naïve patients with rheumatoid arthritis in a real-world setting Sara Marsal Barril; Mª Auxiliadora Martin-Martinez; Francisco Javier Blanco-Garcia; Antonio Fernández-Nebro; Rosario García de Vicuña; Jesús Tornero-Molina; Fernando Sánchez-Alonso; Marta Novella-Navarro; Alejandro Escudero-Contreras; Juan José Alegre-Sancho; Ana Urruticoechea-Arana; Maria Sagrario Bustabad-Reyes; Pilar Trenor-Larraz; Trinidad Pérez-Sandoval; Maria Isabel Tevar-Sánchez; Jesús T. Sánchez-Costa; Enrique Raya-Álvarez;