Experts document on methotrexate use in combined therapy with biological or targeted synthetic disease modifying drugs in patients with rheumatoid arthritis Jesús Tornero-Molina; Mercedes Alperi-López; Ivan Castellví; Juan José de Agustín-de Oro; Alejandro Escudero; Rosario García-Vicuña; Miguel Ángel González-Gay; Cristina Hidalgo; Esteban Rubio; Raimon Sanmartí; Núria Casamira; Jaime Calvo-Alén;

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;