Sadat, S. A., & Muhammad Badruddoza, .-. (2020). Importance of Pre-Operative COVID 19 Screening of Asymptomatic Patients Undergoing Maxillofacial Surgery. Journal of Bangladesh College of Physicians and Surgeons, 38(4), 229–231. https://doi.org/10.3329/jbcps.v38i4.49358