@misc{indiciaed9b1e87c8154,
  title = {The balloon proctogram.},
  author = {D M Preston and J E Lennard-Jones and B M Thomas},
  year = {1984},
  doi = {10.1002/bjs.1800710109},
  url = {https://pubmed.ncbi.nlm.nih.gov/6689965/},
  note = {Source identifier: 6689965}
}