@misc{indiciae1311578f82be,
  title = {A matching procedure for epidemiological studies.},
  author = {K Detre and G Wyshak},
  year = {1971},
  doi = {10.1016/0021-9681(71)90102-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/5094231/},
  note = {Source identifier: 5094231}
}