[1] Zhu N, Zhang D, Wang W, Li X, Yang B, Song J, et al (2020) A novel coronavirus from patients with pneumonia in China, 2019. N Engl J Med. 382:727–33. https:// doi: 10.1056/NEJMoa2001017
[2] Gorbalenya AE, Baker SC, Baric RS, et al (2020) Severe acute respiratory syndrome-related coronavirus: The species and its viruses – a statement of the Coronavirus Study Group. bioRxiv. https://doi.org/10.1101/2020.02.07.937862
[3] World Health Organization. WHO Director-General's remarks at the media briefing on 2019-nCoV on 11 February 2020. https://www.who.int/dg/speeches/detail/who-director-general-s-remarks-at-the-media-briefing-on-2019-ncov-on-11-february-2020
[4] Xie X, Zhong Z, Zhao W, Zheng C, Wang F, Liu J (2020) Chest CT for Typical 2019-nCoV Pneumonia: Relationship to Negative RT-PCRTesting. Radiology. 200343. https://doi:10.1148/radiol.2020200343
[5] Zu ZY, Jiang MD, Xu PP, Chen W, Ni QQ, Lu GM, et al (2020) Coronavirus Disease 2019 (COVID-19): A Perspective from China. Radiology. 200490. https:// doi:10.1148/radiol.2020200490
[6] Fang Y, Zhang H, Xie J, Lin M, Ying L, Pang P, et al (2020) Sensitivity of Chest CT for COVID-19 Comparison to RT-PCR. Radiology. 200432. https:// doi: 10.1148/radiol.2020200432
[7] Ai T, Yang Z, Hou H, Zhan C, Chen C, Lv W, et al (2020) Correlation of Chest CT and RT-PCR Testing in Coronavirus Disease 2019 (COVID-19) in China: A Report of 1014 Cases. Radiology. 200642. https:// doi: 10.1148/radiol.2020200642
[8] General Office of National Health Committee. Office of State Administration of Traditional. Notice on the issuance of a program for the diagnosis and treatment of novel coronavirus (2019-nCoV) infected pneumonia(trial seventh edition)[EB/OL]. http://www.nhc.gov.cn/yzygj/s7652m/202003/a31191442e29474b98bfed5579d5af95. shtml. accessed 4 March 2020
[9] Chang YC, Yu CJ, Chang SC, Galvin JR, Liu HM, Hsiao CH, et al (2005) Pulmonary sequelae in convalescent patients after severe acute respiratory syndrome: evaluation with thin-section CT. Radiology. 236 (3):1067-75. https:// doi:10.1148/radiol.2363040958
[10] Wang D, Hu B, Hu C, Zhu F, Liu X, Zhang J, et al (2020) Clinical Characteristics of 138 Hospitalized Patients With 2019 Novel Coronavirus-Infected Pneumonia in Wuhan, China. JAMA. https:// doi: 10.1001/jama.2020.1585
[11] Sun P, Qie S, Liu Z, Ren J, Li K, Xi J (2020) Clinical characteristics of 50466 hospitalized patients with 2019-nCoV infection. J Med Virol. https:// doi: 10.1002/jmv.25735
[12] Yang W, Cao Q, Qin L, Wang X, Cheng Z, Pan A, et al (2020) Clinical characteristics and imaging manifestations of the 2019 novel coronavirus disease (COVID-19): A multi-center study in Wenzhou city. J Infect. https:// doi: 10.1016/j.jinf.2020.02.016
[13] Song F, Shi N, Shan F, Zhang Z, Shen J, Lu H, et al (2020) Emerging Coronavirus 2019-nCoV Pneumonia. Radiology. 295(1): 210-217. https:// doi: 10.1148/radiol.2020200274
[14] Chung M, Bernheim A, Mei X, Zhang N, Huang M, Zeng X, et al (2020) CT Imaging Features of 2019 Novel Coronavirus (2019-nCoV). Radiology. 295(1):202-207. https:// doi: 10.1148/radiol.2020200230
[15] Li K, Wu J, Wu F, Guo D, Chen L, Fang Z, et al (2020) The Clinical and Chest CT Features Associated with Severe and Critical COVID-19 Pneumonia. https:// doi: 10.1097/RLI.0000000000000672
[16] Pan F, Ye T, Sun P, Gui S, Liang B, Li L, et al (2020) Time Course of Lung Changes On Chest CT During Recovery From 2019 Novel Coronavirus (COVID-19) Pneumonia. Radiology. 200370. https://doi: 10.1148/radiol.2020200370
[17] Pan Y, Guan H. Imaging changes in patients with 2019-nCov (2020) Eur Radiol. https:// doi: 10.1007/s00330-020-06713-z
[18] Pan Y, Guan H, Zhou S, Wang Y, Li Q, Zhu T, et al (2020) Initial CT findings and temporal changes in patients with the novel coronavirus pneumonia (2019-nCoV): a study of 63 patients in Wuhan, China. Eur Radiol.https:// doi: 10.1007/s00330-020-06731-x
[19] Shi H, Han X, Jiang N, Cao Y, Alwalid O, Gu J, et al (2020) Radiological findings from 81 patients with COVID-19 pneumonia in Wuhan, China: a descriptive study. Lancet Infect Dis. https://doi: 10.1016/S1473-3099(20)30086-4
[20] Shi H, Han X, Zheng C (2020) Evolution of CT Manifestations in a Patient Recovered from 2019 Novel Coronavirus (2019-nCoV) Pneumonia in Wuhan, China. Radiology. 295(1): 20. https://doi: 10.1148/radiol.2020200269
[21] Wu J, Wu X, Zeng W, Guo D, Fang Z, Chen L , et al (2020) Chest CT Findings in Patients with Corona Virus Disease 2019 and its Relationship with Clinical Features. Invest Radiol. https://doi: 10.1097/RLI.0000000000000670
[22] Xu X, Yu C, Qu J, Zhang L, Jiang S, Huang D, et al (2020) Imaging and clinical features of patients with 2019 novel coronavirus SARS-CoV-2. Eur J Nucl Med Mol Imaging. https:// doi: 10.1007/s00259-020-04735-9
[23] Xu YH, Dong JH, An WM, Lv XY, Yin XP, Zhang JZ, et al (2020) Clinical and computed tomographic imaging features of novel coronavirus pneumonia caused by SARS-CoV-2. J Infect. https:// doi: 10.1016/j.jinf.2020.02.017
[24] Zhou S, Wang Y, Zhu T, Xia L (2020) CT Features of Coronavirus Disease 2019 (COVID-19) Pneumonia in 62 Patients in Wuhan, China. AJR Am J Roentgenol. 1-8. https:// doi: 10.2214/AJR.20.22975
[25] Bernheim A, Mei X, Huang M, Yang Y, Fayad ZA, Zhang N, et al (2020) Chest CT Findings in Coronavirus Disease-19 (COVID-19) Relationship to Duration of Infection. Radiology. 200463. https:// doi: 10.1148/radiol.2020200463
[26] Xu Z, Shi L, Wang Y, Zhang J, Huang L, Zhang C, et al (2020) Pathological findings of COVID-19 associated with acute respiratory distress syndrome. Lancet Respir Med. https://doi:10.1016/S2213-2600(20)30076-X
[27] Huang C, Wang Y, Li X, Ren L, Zhao J, Hu Y, et al (2020) Clinical features of patients infected with 2019 novel coronavirus in Wuhan, China.Lancet.395(10223):497-506.https://doi:10.1016/S0140-6736(20)30183-5
[28] Thomas R, Madan R, Gooptu M, Hatabu H, Hammer MM (2019) Significance of the Reverse Halo Sign in Immunocompromised Patients. AJR Am J Roentgenol.213(3):549-54.https://doi: 10.2214/AJR.19.21273
[29] Liu Y, Yang Y, Zhang C, Huang F, Wang F, Yuan J, et al (2020) Clinical and biochemical indexes from 2019-nCoV infected patients linked to viral loads and lung injury. Sci China Life Sci. 63(3):364-74. https:// doi: 10.1007/s11427-020-1643-8
[30] Zhao W, Zhong Z, Xie X, Yu Q, Liu J (2020) Relation Between Chest CT Findings and Clinical Conditions of Coronavirus Disease (COVID-19) Pneumonia: A Multicenter Study.AJR Am J Roentgenol.1-6. https:// doi: 10.2214/AJR.20.22976