@misc{indiciae4829e473c7f7,
  title = {CPC's as educational instruments.},
  author = {L L Weed},
  year = {1971},
  doi = {10.1056/nejm197107082850211},
  url = {https://pubmed.ncbi.nlm.nih.gov/5557154/},
  note = {Source identifier: 5557154}
}