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. 2023 Mar 30;55(Suppl 1):E581–E582. doi: 10.1055/a-2045-7601

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The Author(s). This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed or built upon. (https://creativecommons.org/licenses/by-nc-nd/4.0/)

This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives License, which permits unrestricted reproduction and distribution, for non-commercial purposes only; and use and reproduction, but not distribution, of adapted material for non-commercial purposes only, provided the original work is properly cited.

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Fig. 1 — Comparison of outer diameter of the novel scope and the conventional treatment scope. The novel scope has a thinner outer diameter of 7.9 mm, whereas the conventional therapeutic scope has an outer diameter of 9.8 mm.