@misc{indiciaebbbf250f427f,
  title = {Survival estimates and sample size: what can we conclude?},
  author = {R Shouman and M Witten},
  year = {1995},
  doi = {10.1093/gerona/50a.3.b177},
  url = {https://pubmed.ncbi.nlm.nih.gov/7743397/},
  note = {Source identifier: 7743397}
}