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. 2023 Sep 12;13(10):6363–6373. doi: 10.21037/qims-22-1452

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2023 Quantitative Imaging in Medicine and Surgery. 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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Stenosis classified by magnetic resonance sialography: (A) grade 1 on the right side; (B) grade 2 on the left side; (C) grade 3 on the left side; and (D) grade 4 on the left side. The yellow arrows indicate the location of the stenosis.