@misc{indiciae78a195b2eafa,
  title = {Epidemiologic methods useful to surgeons.},
  author = {M L Lerchen},
  year = {1988},
  doi = {10.1097/00006534-198805000-00056},
  url = {https://pubmed.ncbi.nlm.nih.gov/3363003/},
  note = {Source identifier: 3363003}
}