@misc{indiciae1af6acaf3fc3,
  title = {Mechanical aids for fiberoptic endoscopy.},
  author = {V Patil and L C Stehling and H L Zauder and J P Koch},
  year = {1982},
  doi = {10.1097/00000542-198207000-00028},
  url = {https://pubmed.ncbi.nlm.nih.gov/7091730/},
  note = {Source identifier: 7091730}
}