@misc{indiciae198c50145525,
  title = {Evaluating drug trials unseen.},
  author = {R J Reiffenstein},
  year = {1969},
  doi = {10.1016/s0140-6736(69)91383-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/4179253/},
  note = {Source identifier: 4179253}
}