Endoscopic submucosal dissection of a tumor in the upper esophageal sphincter and piriform sinus

ABSTRACT: Video Video 1 Endoscopic submucosal dissection of a tumor in the upper esophageal sphincter and piriform sinus.

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PROVIDER: S-EPMC9716427 | biostudies-literature | 2022 Sep

REPOSITORIES: biostudies-literature