@misc{indiciae206149d60f3d,
  title = {Lower gastrointestinal bleeding.},
  author = {J Spencer},
  year = {1989},
  doi = {10.1002/bjs.1800760103},
  url = {https://pubmed.ncbi.nlm.nih.gov/2645011/},
  note = {Source identifier: 2645011}
}