@misc{indiciaeb502c4a0b0ea,
  title = {Monitoring clinical trials with a conditional probability stopping rule.},
  author = {S M Snapinn},
  year = {1992},
  doi = {10.1002/sim.4780110510},
  url = {https://pubmed.ncbi.nlm.nih.gov/1594808/},
  note = {Source identifier: 1594808}
}