@misc{indiciaedc1c979d8627,
  title = {Prospective or retrospective?},
  author = {D Donovan},
  year = {1993},
  doi = {10.1093/oxfordjournals.pubmed.a042892},
  url = {https://pubmed.ncbi.nlm.nih.gov/8155379/},
  note = {Source identifier: 8155379}
}