@misc{indiciaea08828797682,
  title = {Variance estimation for medical decision analysis.},
  author = {B P Katz and S L Hui},
  year = {1989},
  doi = {10.1002/sim.4780080209},
  url = {https://pubmed.ncbi.nlm.nih.gov/2704902/},
  note = {Source identifier: 2704902}
}