NEFROLOGÍA. Vol. XX. Suplemento 5. 2000 CONTENTS Guest editor: Juan José Amenábar, on behalf of the Renal Patients Registry Group (GRER) · Introduction J. J. Amenábar · The history of the Committe Registry of the Spanish Society of Nephrology J. J. Amenábar, V. Barrio, J. Botella, M. García García, F. García-López, J. López Pedret, A. Olmos, L. Orte, N. R. Robles, R. Saracho, A. Tejedor and M. Vallés · The future of the ERA-EDTA Registry D. J. D. Briggs · National Registries in Europe: present and future F. de Charro · United States Renal Data System (USRDS): current and future perspectives L. Agodoa · Organization of renal patients regional registries in Spain A. Magaz, A. Rivas, M. Clèries, M. J. García, C. Vázquez, R. Alonso, V. Lorenzo and J. J. Amenábar · Methodologic aspects of renal patients registries O. Zurriaga, A. Bosch, M. J. García Blasco, M. Clèries, M. A. Martínez Benito and E. Vela · The Spanish pediatric registry of renal patients I. Zamora and A. Vallo · The rol of the glomerulonephritis registry of the Spanish Society of Nephrology: past, present and future F. Rivera, J. M. López Gómez and R. Pérez García · Renal donation and transplantation in Spain 1988-1999 B. Miranda, J. Cañón, M. T. Naya and N. Cuende · Evolution of renal transplantation in Catalonia 1984-1997 M. Clèries, E. Vela and A. Bosch · Use of different therapeutic modalities for chronic renal failure in Andalusia: I. Influence of the patients characteristics M. A. Gentil, A. Rivas, B. Ramos, D. del Castillo, J. A. Milán, M. Real Polo, E. Fernández, D. Torán, J. López, J. J. Martín Govantes and T. Campos · Use of different therapeutic modalities for chronic renal failure in Andalusia: II. Local and temporal differences M. A. Gentil, A. Rivas, J. Muñoz, J. González, J. García Valdecasas, C. Soriano, F. Tejuca, V. Pérez Bañasco, M. Alonso and T. Campos · Epidemiologic analysis of the increase of chronic renal failure associated to diabetes mellitus type 2 V. Lorenzo and B. Martín Urcuyo RENAL PATIENTS REGISTRIES