@misc{indiciaec265e4a8eff2,
  title = {Another program's use of extended teaching sessions.},
  author = {E H Naumburg and J Harp},
  year = {1997},
  doi = {10.1097/00001888-199703000-00003},
  url = {https://pubmed.ncbi.nlm.nih.gov/9075415/},
  note = {Source identifier: 9075415}
}