@misc{indiciaea9845593310d,
  title = {Retrospective and prospective design and data.},
  author = {C G Janson},
  year = {1996},
  doi = {10.1007/bf00538537},
  url = {https://pubmed.ncbi.nlm.nih.gov/9010657/},
  note = {Source identifier: 9010657}
}