@misc{indiciae82a51a878454,
  title = {On resistance to endoscopy.},
  author = {E D Palmer},
  year = {1978},
  doi = {10.1016/s0016-5107(78)73483-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/631525/},
  note = {Source identifier: 631525}
}