@misc{indiciae642c13f6a36d,
  title = {"A.M.A. Fact Book".},
  author = {R Klugman and W T Gibbs},
  year = {1971},
  doi = {10.5694/j.1326-5377.1971.tb92829.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/5135971/},
  note = {Source identifier: 5135971}
}