@misc{indiciae6ee0bf2a4f56,
  title = {Surrogate endpoints.},
  author = {S S Ellenberg},
  year = {1993},
  doi = {10.1038/bjc.1993.369},
  url = {https://pubmed.ncbi.nlm.nih.gov/8353034/},
  note = {Source identifier: 8353034}
}