@misc{indiciaebe48c3d68bd9,
  title = {A sort of progress.},
  author = {C de Costa},
  year = {1998},
  doi = {10.1016/s0140-6736(97)12035-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/9643711/},
  note = {Source identifier: 9643711}
}