@misc{indiciae90570e3c483a,
  title = {Doubts.},
  author = {P Richards},
  year = {1983},
  doi = {10.1136/bmj.287.6394.749},
  url = {https://pubmed.ncbi.nlm.nih.gov/6412808/},
  note = {Source identifier: 6412808}
}