2024 Yes Effects of indoor air pollution exposure on lung function of children in selected schools in Kigali, Rwanda https://doi.org/10.1038/s41598-025-92047-z Korukire, Noel Africa Exposure Epidemiological Observational Students Elementary (K-5) Middle/Jr High (6-8) Particulate Matter (PM) Respiratory symptoms Air pollution Lung function particulate matter School children Researchers measured PM2.5 and PM10 in six Kigali schools and assessed lung function in 107 students. Children in high-exposure schools had significantly lower FEV₁, FVC, and PEF, indicating a clear link between indoor particulate pollution and impaired respiratory health. 2025