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Patulous upper esophageal sphincter - an unusual endoscopic finding

Allwin James1, Premkumar Karunakaran1, Ratnakar Kini1

  • 1Institute of Medical Gastroenterology, Madras Medical College and Rajiv Gandhi Government General Hospital, Chennai, India.

The Turkish Journal of Gastroenterology : the Official Journal of Turkish Society of Gastroenterology
|February 3, 2018
PubMed

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