@misc{indiciae877bfa06f6de,
  title = {Endoscopy: developments in optical instrumentation.},
  author = {M Epstein},
  year = {1980},
  doi = {10.1126/science.7423188},
  url = {https://pubmed.ncbi.nlm.nih.gov/7423188/},
  note = {Source identifier: 7423188}
}