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;

Prevention, diagnosis and treatment of necrosing enterocolitis in newborns less than 32 weeks at birth in Spain Carlos Zozaya; Alejandro Avila-Alvarez; Iván Somoza Argibay; Fermín García-Muñoz Rodrigo; Niki Oikonomopoulou; José Luis Encinas; Miguel Saenz de Pipaón; María Luz Couce;

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;