Mahmood, Syed Esam, Ausaf Ahmad, Nadeem Ahmad, Khursheed Muzammil, Mahesh Chander, and Shireen Siddiqui. 2019. “Aerosols Exposure and Respiratory Morbidity Among Dental Health Care Professionals of Lucknow”. Indian Journal of Community Health 31 (4):499-505. https://doi.org/10.47203/IJCH.2019.v31i04.013.