@misc{indiciaeb96aeebc95eb,
  title = {Appendicectomy and ulcerative colitis.},
  author = {R S Sandler},
  year = {1998},
  doi = {10.1016/s0140-6736(05)79883-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/9851375/},
  note = {Source identifier: 9851375}
}