Comparison between patients attended in the emergency department of a tertiary hospital in Madrid in the first and second wave of coronavirus SARS-COV-2 pandemic Irene Martín Espín, Marta Plata Gallardo, Cristina de Miguel Cáceres, Marta Bueno Barriocanal, María de Ceano-Vivas La Calle

Role of the pediatric emergency department during SARS-CoV-2 pandemic Cristina Parra Cotanda, Ana Muñoz Lozón, Eva Botifoll García

Usefulness of chest ultrasound in a neonatal infection due to SARS-CoV-2 Ana Pineda Caplliure, Manuel Porcar Almela, Andrea Navarro Albert, Elvira Muñoz Vicente, Beatriz Mansilla Roig