@misc{indiciae2fed3fda6815,
  title = {Ringer.},
  author = {W M Heller},
  year = {1969},
  doi = {10.1001/jama.1969.03150240123026},
  url = {https://pubmed.ncbi.nlm.nih.gov/5818390/},
  note = {Source identifier: 5818390}
}