@misc{indiciae9d490cdeeaee,
  title = {When is a confirmatory randomized clinical trial needed?},
  author = {D A Berry},
  year = {1996},
  doi = {10.1093/jnci/88.22.1606},
  url = {https://pubmed.ncbi.nlm.nih.gov/8931598/},
  note = {Source identifier: 8931598}
}