@misc{indiciae4b1fbd2c1313,
  title = {A method for combining sample survey data and symptomatic indicators to obtain population estimates for local areas.},
  author = {E P Ericksen},
  year = {1973},
  url = {https://pubmed.ncbi.nlm.nih.gov/4789431/},
  note = {Source identifier: 4789431}
}