2018 No https://doi.org/10.1021/acs.est.8b02053 Martenies, Sheena North America Exposure Study Modeling Students Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Particulate Matter (PM) Respiratory symptoms Probabilistic models estimated Detroit school/home PM2.5 reductions using enhanced filters; results showed 13% cut in asthma burden for children. Efficient school filtration is a potentially cost-effective public health intervention.