@misc{indiciaea9c1c2398727,
  title = {The estimation of disease frequency using a population sample.},
  author = {G E Fraser},
  year = {1978},
  doi = {10.1093/ije/7.3.277},
  url = {https://pubmed.ncbi.nlm.nih.gov/721365/},
  note = {Source identifier: 721365}
}