@misc{indiciaef6def54185cd,
  title = {Association between pyoderma gangrenosum and ulcerative colitis.},
  author = {S C Parker},
  year = {1992},
  doi = {10.1177/014107689208500923},
  url = {https://pubmed.ncbi.nlm.nih.gov/1433132/},
  note = {Source identifier: 1433132}
}