@misc{indiciae1678c4fe7311,
  title = {Causal inference in a clinical trial: a comparative example.},
  author = {D F Heitjan},
  year = {1999},
  doi = {10.1016/s0197-2456(99)00012-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/10440558/},
  note = {Source identifier: 10440558}
}