@misc{indiciae6c8dd2a229cc,
  title = {Setting the stage.},
  author = {J D Crawford},
  year = {1969},
  doi = {10.1056/nejm196906262802611},
  url = {https://pubmed.ncbi.nlm.nih.gov/5786519/},
  note = {Source identifier: 5786519}
}