Response

Gastrointest Endosc. 2020 Sep;92(3):799-800. doi: 10.1016/j.gie.2020.04.059.
No abstract available

Publication types

  • Letter
  • Comment

MeSH terms

  • Esophageal Achalasia*
  • Esophageal Sphincter, Lower
  • Humans
  • Phenobarbital
  • Pyloromyotomy*

Substances

  • Phenobarbital