@misc{indiciae3e98fe7e91d2,
  title = {Letter: As directed.},
  author = {D L Smith},
  year = {1974},
  doi = {10.1001/jama.1974.03230270019015},
  url = {https://pubmed.ncbi.nlm.nih.gov/4406045/},
  note = {Source identifier: 4406045}
}