@misc{indiciae3bb8edec92c5,
  title = {Repeated confidence intervals for group sequential clinical trials.},
  author = {C Jennison and B W Turnbull},
  year = {1984},
  doi = {10.1016/0197-2456(84)90148-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6713906/},
  note = {Source identifier: 6713906}
}