@misc{indiciae53a126ff346f,
  title = {Item-response theory approach in scale development.},
  author = {M Yen and S R Edwardson},
  doi = {10.1097/00006199-199907000-00008},
  url = {https://pubmed.ncbi.nlm.nih.gov/10414688/},
  note = {Source identifier: 10414688}
}