Update of the consensus document on the aetiology, diagnosis and treatment of acute otitis media and sinusitis David López Martín; Roi Piñeiro Pérez; Leticia Martínez Campos; Josefa Ares Álvarez; Teresa de la Calle Cabrera; Ignacio Jiménez Huerta; Parisá Khodayar-Pardo; Pilar Lupiani Castellanos; Fernando Baquero-Artigao;

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;

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;