@misc{indiciaedab11e4e9f23,
  title = {Angelchik anti-reflux prosthesis.},
  author = {A Watson},
  year = {1985},
  doi = {10.1002/bjs.1800721135},
  url = {https://pubmed.ncbi.nlm.nih.gov/4063771/},
  note = {Source identifier: 4063771}
}