@misc{indiciae3a2ff029914a,
  title = {Using confidence intervals.},
  author = {M J Gardner and D G Altman},
  year = {1987},
  doi = {10.1016/s0140-6736(87)90384-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/2882159/},
  note = {Source identifier: 2882159}
}