@misc{indiciae53cc066220ae,
  title = {Corticosteroid therapy in ulcerative colitis.},
  author = {H Waitzkin},
  year = {1970},
  doi = {10.1056/nejm197009032831015},
  url = {https://pubmed.ncbi.nlm.nih.gov/4915008/},
  note = {Source identifier: 4915008}
}