How to develop and evaluate consensus documents: Methods and checklists María Aparicio Rodrigo; Paz González Rodríguez; Nieves Balado Insunza; Garazi Fraile Astorga; Pilar Aizpurua Galdeano; Carlos Ochoa Sangrador;

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;

Recommendation document on rapid intravenous rehydration in acute gastroenteritis Andrea Mora-Capín; Rosario López-López; Belén Guibert-Zafra; María de Ceano-Vivas La Calle; Raquel Porto-Abad; Juan Carlos Molina-Cabañero; Nuria Gilabert-Iriondo; Clara Ferrero-García-Loygorri; Cristina Montero-Valladares; María Ángeles García-Herrero;