@misc{indiciaeb714685336d5,
  title = {Office endoscopy.},
  author = {E Bailey},
  year = {1992},
  doi = {10.1097/00001610-199204000-00004},
  url = {https://pubmed.ncbi.nlm.nih.gov/1581377/},
  note = {Source identifier: 1581377}
}