@misc{indiciae8cc6736bffcc,
  title = {Clinical research planning.},
  author = {A J Pelosi and G Lewis},
  doi = {10.1016/s0140-6736(89)92976-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/2574806/},
  note = {Source identifier: 2574806}
}