@misc{indiciae29d8a1bb122c,
  title = {Heart transplantation, problems and progress.},
  author = {P S Russell},
  year = {1969},
  doi = {10.1056/nejm196905152802010},
  url = {https://pubmed.ncbi.nlm.nih.gov/4888182/},
  note = {Source identifier: 4888182}
}