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Per-oral endoscopic myotomy in patients with or without prior Heller’s myotomy: comparing long-term outcomes in a large U.S. single-center cohort (with videos)

MedicinePatient SafetyOutcomes ResearchOpen ProcedureSurgeryInterventional EndoscopyPer-oral Endoscopic MyotomyLong-term OutcomesEndoscopic DiagnosisAnesthesiology