@misc{indiciaec92fb891d36b,
  title = {Hyperparathyroidism with ulcerative colitis.},
  author = {C E Robertson and A J Duff and J F Munro},
  year = {1981},
  url = {https://pubmed.ncbi.nlm.nih.gov/7326179/},
  note = {Source identifier: 7326179}
}