2025 Yes https://doi.org/10.1016/j.jinf.2025.106475 Jin, Ronghua Asia Epidemiology Study Students Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Viruses Respiratory symptoms Human adrenovirus Increased circulation Age-specific school-associated cluster infections Using tNGS on 1.8M respiratory cases in China, this study found HAdV species B overtook C in late 2023. Infection risk was higher in school-aged children, with spikes during school terms, highlighting schools as key transmission hubs.