@misc{indiciae4244281cf5ad,
  title = {Grades that goad or stay.},
  author = {L Weistrop},
  year = {1969},
  doi = {10.1056/nejm196902272800928},
  url = {https://pubmed.ncbi.nlm.nih.gov/5763716/},
  note = {Source identifier: 5763716}
}