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. 2020 Jul 30;2(4):e200342. doi: 10.1148/ryct.2020200342

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2021 by the Radiological Society of North America, Inc.

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

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A flowchart of the systematic search results in the PubMed, EMBASE, and Cochrane databases with predefined selection criteria. Radiology: Cardiothoracic Imaging was screened for eligible articles as this novel journal is not yet indexed by MEDLINE. CXR = chest radiography. — A flowchart of the systematic search results in the PubMed, EMBASE, and Cochrane databases with predefined selection criteria. Radiology: Cardiothoracic Imaging was screened for eligible articles as this novel journal is not yet indexed by MEDLINE. CXR = chest radiography.