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. 2021 Feb 12;173:114677. doi: 10.1016/j.eswa.2021.114677

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© 2021 The Authors

Since January 2020 Elsevier has created a COVID-19 resource centre with free information in English and Mandarin on the novel coronavirus COVID-19. The COVID-19 resource centre is hosted on Elsevier Connect, the company's public news and information website. Elsevier hereby grants permission to make all its COVID-19-related research that is available on the COVID-19 resource centre - including this research content - immediately available in PubMed Central and other publicly funded repositories, such as the WHO COVID database with rights for unrestricted research re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for free by Elsevier for as long as the COVID-19 resource centre remains active.

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Fig. 12 — Sample images of the network output from the inter domain transfer learning stage (red) and inter device learning stage (blue). (a): Normal, (b): COVID-19, (c) & (d): Non-covid lung pathologies. First row: original image, Second row: comparison between models.