Inadequacy of air purifier for indoor air quality improvement in classrooms without external ventilation Read more about Inadequacy of air purifier for indoor air quality improvement in classrooms without external ventilation
Effect of ventilation strategies and air purifiers on the children's exposure to airborne particles and gaseous pollutants in school gyms Read more about Effect of ventilation strategies and air purifiers on the children's exposure to airborne particles and gaseous pollutants in school gyms