@misc{indiciae336aa6ef5aec,
  title = {A new design for randomized clinical trials.},
  author = {M Zelen},
  year = {1979},
  doi = {10.1056/nejm197905313002203},
  url = {https://pubmed.ncbi.nlm.nih.gov/431682/},
  note = {Source identifier: 431682}
}