@misc{indiciaeb06adf01adab,
  title = {Data, design, and background knowledge in etiologic inference.},
  author = {J M Robins},
  year = {2001},
  doi = {10.1097/00001648-200105000-00011},
  url = {https://pubmed.ncbi.nlm.nih.gov/11338312/},
  note = {Source identifier: 11338312}
}