https://www.selleckchem.com/pr....oducts/nmda-n-methyl
AIM Peroral endoscopic myotomy (POEM) is recommended for the endoscopic treatment of achalasia and esophageal junction outflow obstruction (EGJOO); however, absent contractility, a subtype of peristalsis disorders classified by the Chicago Classification of esophageal motility v3.0, has no effective treatment. The purpose of this study was to assess the efficacy of POEM in absent contractility, in the part of the patients presents with dysphagia. METHODS We conducted a single-center retrospective study at a tertiar
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