@misc{indiciae89eb0ae49abd,
  title = {The "at risk" concept.},
  author = {J P Stanfield},
  year = {1968},
  doi = {10.1093/tropej/14.4.201},
  url = {https://pubmed.ncbi.nlm.nih.gov/5305268/},
  note = {Source identifier: 5305268}
}