@misc{indiciaeac77a4658db7,
  title = {David Livingstone.},
  author = {F Ashworth},
  year = {1973},
  doi = {10.1136/bmj.2.5863.420-b},
  url = {https://pubmed.ncbi.nlm.nih.gov/4574045/},
  note = {Source identifier: 4574045}
}