@misc{indiciae302ec838d516,
  title = {The hidden effect of time.},
  author = {D G Altman and J P Royston},
  year = {1988},
  doi = {10.1002/sim.4780070602},
  url = {https://pubmed.ncbi.nlm.nih.gov/3043621/},
  note = {Source identifier: 3043621}
}