Journal of Neurogastroenterology and Motility : eISSN 2093-0887 / pISSN 2093-0879

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Fig. 4. Absent contractility (scleroderma; A), severe ineffective esophageal motility (gastroesophageal reflux disease; B) and achalasia type I (post-myotomy; C) may have almost undetectable waves. Distinction among diseases may sometimes be possible solely based on clinical grounds.
J Neurogastroenterol Motil 2021;27:513~517
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