2024 Yes Molecular Detection of Airborne Mycobacterium tuberculosis in South African High Schools https://www.atsjournals.org/doi/10.1164/rccm.202102-0405OC Bunyasi, Erick W. Africa Epidemiological Students High School (9-12) Ventilation rates Carbon Dioxide (CO2) Other air sampling adolescent School ddPCR tuberculosis Airborne Mycobacterium tuberculosis DNA was detected in 18% of classrooms in South Africa, with exposure risk similar to clinics. CO₂ levels were higher in classrooms. Findings suggest schools may be significant settings for TB transmission risk. 2022