Multicenter validation of the Kidney Failure Risk Equation (KFRE) formula in Spanish patients with advanced chronic kidney disease Beatriz Escamilla-Cabrera; Marco Montomoli; Maria Kislikova; Verónica de la Espada; Alazne Olarte-García; Ana María García-Prieto; Sara Piqueras-Sánchez; Álvaro Álvarez López; Lucía Rodríguez-Gayo; Javier Centellas-Pérez; Hilda Villafuerte; Pedro Barrera Baena;

Risk factors for progression in patients with KDOQI stage 3 Chronic Kidney Disease (PROGRESER study) Alberto Martínez-Castelao; José Luis Górriz Teruel; Luis D¿Marco; Enrique Garrigós; Gema Fernández-Fresnedo; Eugenia Espinel Garuz; Secundino Cigarrán Guldris; Jesús Arteaga Coloma; Nicolas Roberto Robles Pérez-Monteoliva; José Rafael Esteban de la Rosa; Luis Javier Nieto Iglesias; Alberto Ortiz Arduán; Juan Francisco Navarro-González;

Non-valvular atrial fibrillation in patients on peritoneal dialysis, prevalence, treatment and professionals involved Elisa Perez-Bernat; M.ª Angeles Viñas; Manel Vera; Miguel González-Rico; Marco Montomoli; Elena Astudillo-Cortés; Juan Carlos Quevedo-Reina; Isabel García-Méndez; Adoración Martinez-Losa; Ines Rama-Arias; María Maldonado-Martín; M.ª Antonia Munar; Agustín Ortega Cerrato; Sandra Beltrán-Catalán; Gloria del Peso; Aleix Cases; Jose Luis Górriz;