1. WHO. Index @ Covid19.Who.Int [Internet]. 2020; 1. Available from: https://covid19.who.int/.
2. Radiological Society of North America Expert Consensus Document on Reporting Chest CT Findings Related to COVID-19: Endorsed by the Society of Thoracic Radiology, the American College of Radiology, and RSNA;Radiol Cardiothorac Imaging,2020
3. Target-shaped combined halo and reversed-halo sign, an atypical chest CT finding in COVID-19;Clin Imaging,2021
4. Atypical chest computed tomography finding of predominant interstitial thickening in a patient with coronavirus disease 2019 (COVID-19) pneumonia;Am J Case Rep,2020
5. The bullseye sign: A variant of the reverse halo sign in COVID-19 pneumonia;Clin Imaging,2020