@misc{indiciae2adb6d85c465,
  title = {Rigid esophagoscopy.},
  author = {M L SOM},
  year = {1957},
  doi = {10.1016/s0039-6109(16)35281-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/13467694/},
  note = {Source identifier: 13467694}
}