@misc{indiciae5e484c10e02b,
  title = {Statistical methodology for paired cluster designs.},
  author = {A Donner},
  year = {1987},
  doi = {10.1093/oxfordjournals.aje.a114735},
  url = {https://pubmed.ncbi.nlm.nih.gov/3661544/},
  note = {Source identifier: 3661544}
}