@misc{indiciae41c9a53d1049,
  title = {Normal transnasal esophagoscopy.},
  author = {P C Belafsky and G N Postma and J A Koufman},
  year = {2001},
  url = {https://pubmed.ncbi.nlm.nih.gov/11480297/},
  note = {Source identifier: 11480297}
}