@misc{indiciae686fa4a7b813,
  title = {Program evaluation and research at thresholds.},
  author = {J A Cook},
  year = {1995},
  doi = {10.1002/yd.23319950408},
  url = {https://pubmed.ncbi.nlm.nih.gov/8569662/},
  note = {Source identifier: 8569662}
}