@misc{indiciae65c439be862a,
  title = {The controlled trial.},
  author = {R Doll},
  year = {1984},
  doi = {10.1136/pgmj.60.709.719},
  url = {https://pubmed.ncbi.nlm.nih.gov/6390401/},
  note = {Source identifier: 6390401}
}