Relation between cumulative damage in systemic lupus erythematosus and recognised disability by the National Social Security Institute of Spain (INSS) Meritxell Fernández Matilla; Elena Grau García; Nagore Fernández-Llanio Comella; Inmaculada Chalmeta Verdejo; José Ivorra Cortés; Juan Antonio Castellano Cuesta; José Andrés Román Ivorra;

Methotrexate in interstitial lung disease associated with rheumatoid arthritis Luis Arboleya-Rodríguez; Miguel Arias-Guillén;

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