No abstract available
MeSH terms
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Digestive System Surgical Procedures*
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Endoscopes
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Esophageal Achalasia* / diagnosis
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Esophageal Achalasia* / surgery
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Esophageal Sphincter, Lower / surgery
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Esophagoscopy
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Humans
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Myotomy*
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Natural Orifice Endoscopic Surgery*
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Treatment Outcome