Periprocedural safety profile of peroral endoscopic myotomy (POEM)—a retrospective analysis of adverse events according to two different classifications

Background Peroral endoscopic myotomy (POEM) is nowadays a standard method for treatment of achalasia; nevertheless, it remains an invasive intervention with corresponding risk of adverse events (AEs). The classification and grading of AEs are still a matter of discussion. The aim of our retrospecti...

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