@misc{indiciae43ed2aea6309,
  title = {Endoscopy in research.},
  author = {M Epstein},
  year = {1983},
  doi = {10.1016/s0016-5107(83)72595-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/6618126/},
  note = {Source identifier: 6618126}
}