Position on the management of occult infection by hepatitis B virus (OBI) and anti-HBc + in hemodialysis units Guillermina Barril Cuadrado; Ana Avellón Calvo; Elena Jiménez Vibora; Luisa García Buey; Rosa María Ruiz-Calero Cendrero; Antonio Cirugeda García; José Ibeas López; Cristina García Fernandez; Federico García García; Roberto Alcázar Arroyo;

Evaluation the role of the nephrology team in the specific vascular access outpatient clinic. What can we contribute new? Néstor Fontseré; Gaspar Mestres; Xavi Yugueros; Daniel Gil; Carla Blanco; Valentín Lozano; Lida María Rodas; Arantxa Gelabert; Paula Escarcena; Rosa Ramos; Francisco Maduell;

Comparison of efficacy and safety of the new generation helixone dialyzers Francisco Maduell; José Jesús Broseta; Diana Rodríguez-Espinosa; Lida María Rodas; Miquel Gómez; Marta Arias-Guillén; Néstor Fontseré; Manel Vera; Maria del Carmen Salgado; Nayra Rico; Rosa Ramos;