@misc{indiciae5f5eaf1ba4cd,
  title = {Nonvariceal upper gastrointestinal bleeding.},
  author = {L Aabakken},
  year = {2001},
  doi = {10.1055/s-2001-11189},
  url = {https://pubmed.ncbi.nlm.nih.gov/11204983/},
  note = {Source identifier: 11204983}
}