@misc{indiciae8a5a06afe2d7,
  title = {The proctologist must teach.},
  author = {M M MARKS},
  year = {1959},
  doi = {10.1097/00007611-195904000-00006},
  url = {https://pubmed.ncbi.nlm.nih.gov/13646901/},
  note = {Source identifier: 13646901}
}