@misc{indiciae39622c6a0539,
  title = {Thoughts for a countdown.},
  author = {L Thomas},
  year = {1971},
  doi = {10.1056/nejm197106102842307},
  url = {https://pubmed.ncbi.nlm.nih.gov/5576441/},
  note = {Source identifier: 5576441}
}