@misc{indiciaeee700a1bcf5f,
  title = {Vertical pouch ulcers.},
  author = {E E Mason},
  year = {1998},
  doi = {10.1381/096089298765554908},
  url = {https://pubmed.ncbi.nlm.nih.gov/9730402/},
  note = {Source identifier: 9730402}
}