Impact of nirsevimab immunization on RSV infections attended in the pediatric emergency department: First results in a tertiary hospital in Madrid Miguel Ángel Molina Gutiérrez; Begoña de Miguel Lavisier; José Antonio Ruiz Domínguez; María García de Oteyza; Virginia María Velasco Molina; Almudena Gutiérrez Arroyo; María de Ceano-Vivas;

Influence of the COVID-19 pandemic on the epidemiology of acute bronchiolitis Lorena Bermúdez Barrezueta; María Gutiérrez Zamorano; Pablo López-Casillas; Marta Brezmes-Raposo; Irene Sanz Fernández; María de la Asunción Pino Vázquez;

Comparative analysis of acute respiratory infections of viral etiology in children under 6 months with and without nirsevimab in the Balearic Islands (2022¿2023 and 2023¿2024) Jordi Reina; Ane Iturbe; Julia Viana-Ramírez; Guida Sbert; Jaume Carrasco; Joaquín Dueñas;