@misc{indiciae178459bd0ce8,
  title = {Statistics notes: Concealing treatment allocation in randomised trials.},
  author = {D G Altman and K F Schulz},
  year = {2001},
  doi = {10.1136/bmj.323.7310.446},
  url = {https://pubmed.ncbi.nlm.nih.gov/11520850/},
  note = {Source identifier: 11520850}
}