@misc{indiciaea884635dcdbe,
  title = {Pyriform sinus fistula.},
  author = {B W Park and C S Park},
  year = {1993},
  doi = {10.3349/ymj.1993.34.4.386},
  url = {https://pubmed.ncbi.nlm.nih.gov/8128744/},
  note = {Source identifier: 8128744}
}