Increasing trend in patients with life-limiting and complex chronic conditions Javier Ochoa-Brezmes; Pablo del Villar Guerra; Jesús Andrés de Llano; Jesús Manuel Marugán de Miguelsanz;

Main changes in the ¿COVID-19 in paediatrics¿ clinical practice guideline Javier González de Dios; Victoria Martínez Rubio; Álvaro Giménez Díaz de Atauri; Carlos Ochoa Sangrador; Enrique Rodríguez-Salinas Pérez; Sergio Flores Villar; Jaime Javier Cuervo Valdés;

Impact of the use of molecular techniques (PCR) on detection and eradication success against Helicobacter pylori Miguel Gallardo Padilla; José Luis León Falconi; Rafael Sánchez-Nebreda Arias; Carmen Gómez Santos; María del Carmen Muñoz Egea; Enrique la Orden Izquierdo;