García-García, María LuzPérez-Arenas, ElenaPérez-Hernandez, PedroFalces-Romero, IkerRuiz, SaraPozo Sanchez, FranciscoCasas Flecha, InmaculadaCalvo, Cristina2023-09-292023-09-292023-04Emerg Infect Dis. 2023 Apr;29(4):850-852.http://hdl.handle.net/20.500.12105/16528We describe an unusual outbreak of respiratory infections caused by human metapneumovirus in children during the sixth wave of COVID-19 in Spain, associated with the Omicron variant. Patients in this outbreak were older than usual and showed more hypoxia and pneumonia, longer length of stay, and greater need for intensive care.engVoRhttp://creativecommons.org/licenses/by/4.0/COVID-19MetapneumovirusParamyxoviridae InfectionsRespiratory Tract InfectionsChildHumansSARS-CoV-2SpainPandemicsAtribución 4.0 Internacional36878013294850-85210.3201/eid2904.2300461080-6059Emerging infectious diseasesopen access