@misc{indiciaeb3650ef5a598,
  title = {Xenotransplantation. Pork progress.},
  author = {A J Klotzko},
  year = {1999},
  doi = {10.1038/scientificamerican1199-48},
  url = {https://pubmed.ncbi.nlm.nih.gov/10920767/},
  note = {Source identifier: 10920767}
}