@misc{indiciae14e1a8ce519a,
  title = {Sample size estimation for survival outcomes in cluster-randomized studies with small cluster sizes.},
  author = {A K Manatunga and S Chen},
  year = {2000},
  doi = {10.1111/j.0006-341x.2000.00616.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/10877325/},
  note = {Source identifier: 10877325}
}