@misc{indiciae416278689d6c,
  title = {Learning by tutoring.},
  author = {I Turpie and P Blumberg},
  year = {1999},
  doi = {10.1097/00001888-199910000-00001},
  url = {https://pubmed.ncbi.nlm.nih.gov/10536620/},
  note = {Source identifier: 10536620}
}