Crohn¿s disease in a patient with systemic onset juvenile idiopathic arthritis. Association or associated side effect of treatment? Laura Martín Pedraz; Rocío Galindo Zavala; Javier Blasco Alonso; Víctor Manuel Navas López; Esmeralda Núñez Cuadros;

Answer to the Letter to the Editor: Methotrexate in interstitial lung disease associated with rheumatoid arthritis Carmen Carrasco Cubero; Eugenio Chamizo Carmona;

Myo-Spain: Spanish Registry of patients with idiopathic inflammatory myopathy. Methodology Tatiana Cobo-Ibáñez; Carlos Sánchez-Piedra; Laura Nuño-Nuño; Iván Castellví; Irene Carrión-Barberà; Fredeswinda Romero-Bueno; Javier Narváez; Ernesto Trallero-Araguás; Eva Tomero; María Esther Ruiz-Lucea; Carmen Larena; Carmen Carrasco Cubero; Vega Jovaní; Carmen Barbadillo; Francisca Sivera; Joaquín Belzunegui; Ana Pérez Gómez; Alejandro Gómez Gómez; Esmeralda Delgado-Frías; José María Pego-Reigosa; Beatriz Joven; Mónica Ibáñez; Olga Martínez-González; Alberto Ruiz-Román; Jordi Camins; Rafaela Ortega-Castro; Pilar Trenor Larra; Marina Rodríguez López; Mercedes Freire; Patricia Alcocer; Susana Holgado; Iñigo Rúa-Figueroa; Nuria Lozano; Julia Martínez-Barrio;