2024 Yes Long-term surveillance of SARS-CoV-2 in the school community from Campo Grande, Brazil https://doi.org/10.1186/s12889-024-19555-x Alcantara, Daniel Maximo Correa South America Observational Epidemiological Students Staff Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Viruses COVID-19 School community school closure Epidemiology Genomic surveillance Pandemic Researchers used RT-qPCR and sequencing in 23 Campo Grande schools to track SARS-CoV-2 in students and staff from 2021-2022. Findings highlight the importance of long-term school-based surveillance to inform public health response and preparedness. 2024