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. 2020 Nov 2;2020:8857346. doi: 10.1155/2020/8857346

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Copyright © 2020 Saad Awadh Alanazi et al.

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Total number of cases in the world.