@misc{indiciaee21040708773,
  title = {Upper GI bleeding.},
  author = {A Nowak and A F Belsaguy and Z Yu and K Hashiba and I Mostafa and S Chung},
  year = {1999},
  url = {https://pubmed.ncbi.nlm.nih.gov/10536343/},
  note = {Source identifier: 10536343}
}