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;

COVID-19: Critical appraisal of the evidence Paz González Rodríguez; Begoña Pérez-Moneo Agapito; María Salomé Albi Rodríguez; Pilar Aizpurua Galdeano; María Aparicio Rodrigo; María Mercedes Fernández Rodríguez; María Jesús Esparza Olcina; Carlos Ochoa Sangrador;

Trends in hospitalization for urinary tract infection in the paediatric age group in the 2000¿2015 period in Spain Jesús Redondo Sánchez; Alberto Manuel Domínguez Lázaro; Ricardo Rodríguez Barrientos; Jaime Barrio Cortes; Andrea Seoane Sanz; Juan Bravo Acuna; Isabel del Cura-González;