@misc{indiciae53188ad170b4,
  title = {Prospective versus retrospective studies.},
  author = {E B Dreyer},
  year = {1992},
  doi = {10.1016/s0161-6420(92)38517-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/1594206/},
  note = {Source identifier: 1594206}
}