@misc{indiciae453ec01e1a5c,
  title = {Evaluation of Simpson.},
  author = {E Gaskell},
  year = {1970},
  doi = {10.1136/bmj.2.5710.668-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/4913860/},
  note = {Source identifier: 4913860}
}