@misc{indiciae913745839844,
  title = {Commentary: Contextual effects: index construction and technique.},
  author = {Peter Congdon},
  year = {2004},
  doi = {10.1093/ije/dyh173},
  url = {https://pubmed.ncbi.nlm.nih.gov/15155697/},
  note = {Source identifier: 15155697}
}