@misc{indiciae03946ac4e960,
  title = {Angiography in gastointestinal bleeding.},
  author = {D R Campbell and W F Mason and D B Fraser and J R Standen},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/300080/},
  note = {Source identifier: 300080}
}