@misc{indiciae8de96b1168bc,
  title = {Orbitography. A report on twenty consecutive cases.},
  author = {D H Beisner and M D Sumerling},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/4979028/},
  note = {Source identifier: 4979028}
}