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. 2021 Aug;9(16):1307. doi: 10.21037/atm-21-3457

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2021 Annals of Translational Medicine. All rights reserved.

Open Access Statement: This is an Open Access article distributed in accordance with the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 International License (CC BY-NC-ND 4.0), which permits the non-commercial replication and distribution of the article with the strict proviso that no changes or edits are made and the original work is properly cited (including links to both the formal publication through the relevant DOI and the license). See: https://creativecommons.org/licenses/by-nc-nd/4.0.

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Facial keypoints. These 68 facial keypoints conform to the definition of previous face recognition technologies (32-36). This image is published with the patient/participant’s consent.