Association study of BAK1 gene polymorphisms in Spanish rheumatoid arthritis and systemic lupus erythematosus cohorts. Issue 2 (17th August 2011) - Díaz-Gallo, Lina-Marcela; Garcia, Sonia; Ortego-Centeno, Norberto; Jiménez-Alonso, Juan; Sánchez-Román, Julio; de Ramón, Enrique; González-Escribano, María F; Balsa, Alejandro; Fernández-Gutierrez, Benjamín; González-Alvaro, Isidoro; González-Gay, Miguel A; Martin, Javier