Methotrexate in juvenile idiopathic arthritis. Adverse effects and associated factors Estefanía Barral Mena; Luis Miguel García Cárdaba; Anna Canet Tarrés; Eugenia Enríquez Merayo; Alejandro Cruz Utrilla; Jaime de Inocencio Arocena;

IgA deficiency and autoimmune comorbidities in Juvenile Idiopathic Arthritis David Torres-Fernandez; Iñigo Perez-Heras; Beatriz Fernandez-Manso; Pilar Galán del Río; Luis Ignacio Gonzalez-Granado; Jaime de Inocencio;

Noninvasive ventilation for stabilization of patients with acute bronchiolitis during interhospital transport Santiago Rodríguez-Tubío Dapena; Miriam Morey-Olivé; María Romero-Carmona; Laia Reixach-Asperó; Montserrat Pujol-Jover;