@misc{indiciae3ac110a8d507,
  title = {Psychometric examination of instruments using aggregated data.},
  author = {J A Verran and B A Mark and G Lamb},
  year = {1992},
  doi = {10.1002/nur.4770150310},
  url = {https://pubmed.ncbi.nlm.nih.gov/1509115/},
  note = {Source identifier: 1509115}
}