@misc{indiciae039fa2fd7ffd,
  title = {Microcomputer data entry in epidemiological research.},
  author = {R R Eckert and J L Sierra},
  year = {1982},
  doi = {10.1016/0020-7101(82)90047-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/7061172/},
  note = {Source identifier: 7061172}
}