@misc{indiciaeb87e5d82dd0e,
  title = {An educational note from Berkeley.},
  author = {R D Freeman and T E Cohn},
  year = {1973},
  doi = {10.1097/00006324-197302000-00008},
  url = {https://pubmed.ncbi.nlm.nih.gov/4511862/},
  note = {Source identifier: 4511862}
}