@misc{indiciaeb278437114b2,
  title = {Informed consent.},
  author = {H L Engel},
  year = {1977},
  doi = {10.1097/00000542-197710000-00022},
  url = {https://pubmed.ncbi.nlm.nih.gov/900555/},
  note = {Source identifier: 900555}
}