@misc{indiciaed4a239d1d71b,
  title = {Letters to the editor.},
  author = {C A Frazier},
  year = {1973},
  doi = {10.1097/00005373-197307000-00022},
  url = {https://pubmed.ncbi.nlm.nih.gov/4715033/},
  note = {Source identifier: 4715033}
}