@misc{indiciae9c58ebb6915e,
  title = {Endoscopy.},
  author = {E B Benedict},
  year = {1953},
  doi = {10.1056/nejm195303122481105},
  url = {https://pubmed.ncbi.nlm.nih.gov/13036975/},
  note = {Source identifier: 13036975}
}