Lidia Redondo-BravoKinda ZureickCarla VotoXaviera Molina AvendañoLaura Flores-CisnerosAshley FowlkesLuciana Eva IummatoCarlos GiovacchiniMaria Fernanda Olivares BarrazaPaula Rodriguez FerrariRosaura Gutiérrez-VargasChristian Arturo Zaragoza-JiménezGabriel García-RodríguezHugo López-GatellÁngel RodríguezPaula CoutoMarc RondyAndrea S Vicari2025-06-192025-06-192025-03-10https://investigadores.udd.cl/handle/123456789/1123510.1093/infdis/jiae620argentinachilecovid-19humansmexicosars-cov-2sentinel surveillanceargentinaarticlechilecomparative studycoronavirus disease 2019cross correlationhealth care facilityhospitalizationhumanintensive care unitmexicomorbiditymortalityrespiratory virussentinel surveillancediagnosisepidemiologyisolation and purificationsevere acute respiratory syndrome coronavirus 2covid-19 pandemicrespiratory virusessars-cov-2 surveillancesentinel surveillanceuniversal surveillanceA Comparative Analysis of Universal and Sentinel Surveillance Data for Coronavirus Disease 2019: Insights From Argentina, Chile, and Mexico (2020–2022)journal-article