@misc{indiciae942512b12cad,
  title = {A simple technique for preoperative teaching and planning.},
  author = {S Shatkin and C E White},
  year = {1989},
  doi = {10.1097/00006534-198902000-00052},
  url = {https://pubmed.ncbi.nlm.nih.gov/2520616/},
  note = {Source identifier: 2520616}
}