@misc{indiciae3029d9ea96cc,
  title = {A bleeding swan.},
  author = {P R Berry and N G Middleton},
  year = {1992},
  doi = {10.1016/1053-0770(92)90039-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/1498310/},
  note = {Source identifier: 1498310}
}