@misc{indiciae47085b54efe5,
  title = {Duodenal ulcer.},
  author = {H M Spiro},
  year = {1982},
  doi = {10.1097/00004836-198202000-00001},
  url = {https://pubmed.ncbi.nlm.nih.gov/7077066/},
  note = {Source identifier: 7077066}
}