@misc{indiciae28a88c4c0bd5,
  title = {Modern solid state computerized manometry of the pharyngoesophageal segment.},
  author = {J A Castell and D O Castell},
  year = {1993},
  doi = {10.1007/bf01354550},
  url = {https://pubmed.ncbi.nlm.nih.gov/8359050/},
  note = {Source identifier: 8359050}
}