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. 2018 Apr 4;42(10):3263–3269. doi: 10.1007/s00268-018-4608-8

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© The Author(s) 2018

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Fig. 2 — Frequency and degree of postoperative dysphagia based on the classification of Saeed et al. Columns from left to right: 0 = unable to swallow (0%), I = swallowing liquids with difficulty, solids impossible (0%), II = swallowing liquids without difficulty, solids impossible (0%), III = occasionally difficulty swallowing with solids (16%), IV = rarely difficulty swallowing with solids (21%), V = swallowing normally (63%)