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1. Meng H, Xiong R, He R, Lin W, Hao B, Zhang L, et al. CT imaging and clinical course of asymptomatic cases with COVID-19 pneumonia at admission in Wuhan, China. J Infect 2020. pii: S0163-4453(20)30211-5. doi: 10.1016/j.jinf. 2020.04.004. [Epub ahead of print] 2. Centre for Disease control and Prevention. Interim infection prevention and control recommendations for patients with suspected or confirmed coronavirus disease 2019 (COVID-19) in healthcare settings. Available from: https://www.cdc.gov/ coronavir us/2019-ncov/infection-control/control-recommend tions.html. [Last accessed on 2020 Apr]. 3. Everington K. Taiwanese doctor invents device to protect US doctors against coronavirus. Taiwan News. March 23, 2020. (https://www.taiwannew s.com.tw/en/news/3902435). 4. Canelli R, Connor CW, Gonzalez M, Nozari A, Ortega R. Barrier enclosure during endotracheal intubation.N Engl J Med 2020 Apr 3. doi: 10.1056/NEJMc2007589. [Epub ahead of print] 5. Lai HY, Design A. (2020) Aerosol box-design. [online] Sites. google.com. Available from: https://sites.google.com/view/ aeroso lbox/design [Last accessed on 2020 May 06]. 6. Frerk C, Mitchell VS, McNarry AF, Mendonca C, Bhagrath R, Patel A, et al. Difficult airway society 2015 guidelines for management of unanticipated difficult intubation in adults. Br J Anaesth 2015;115:827-48. Figure 2: Picture shows aerosol box kept on OR table after covering open portion with a drape. Upper smooth curves can be seen