@misc{indiciae8a83a3a11af6,
  title = {Making randomised trials larger: a simple solution?},
  author = {R Gray and M Clarke and R Collins and R Peto},
  year = {1995},
  doi = {10.1016/s0748-7983(95)90105-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/7720884/},
  note = {Source identifier: 7720884}
}