Plasmalyte versus saline solution for rapid rehydration in gastroenteritis: prospective observational study Reyes Fernández Montes; María Agustina Alonso Álvarez; María Fernández Miaja; Luis Vega López; María Álvarez Merino; Estíbaliz Garrido García;

Frequency, risk and impact measures in epidemiology Carlos Ochoa Sangrador; Eduardo Ortega Páez; Manuel Molina Arias; Fernando Carvajal Encina; Eduardo Cuestas Montañes;

Evidence-based medicine: 5 steps to navigate uncertainty Rafael Martín-Masot; Carlos Ochoa Sangrador; Jaime Javier Cuervo Valdés; Carolina Blanco Rodríguez; Paz González Rodríguez; Javier González de Dios;