2024 No Onset of Respiratory Symptoms Among Chinese Students: Associations With Dampness and Redecoration, PM₁₀, NO₂, SO₂, and Inadequate Ventilation in the School https://doi.org/10.1080/02770903.2019.1590591 Li, Tian Asia Experimental Observational Epidemiological Exposure Students Middle/Jr High (6-8) Carbon Dioxide (CO2) Nitrogen Dioxide (NO2) Sulfur dioxide (SO2) Ozone (O2) Particulate Matter (PM) Temperature Humidity Moisture Respiratory symptoms Air pollution children Indoor Longitudinal study particulate matter Respiratory symptoms Two-year cohort study of 1,325 Chinese junior high students examined dampness, redecoration, and indoor pollutants; found links between school environmental factors and respiratory symptom onset, highlighting school air quality intervention needs. 2020