@misc{indiciaed73379b7ecc4,
  title = {How many cheeks must we turn?},
  author = {R S Heilman},
  doi = {10.1148/radiographics.18.2.9536479},
  url = {https://pubmed.ncbi.nlm.nih.gov/9536479/},
  note = {Source identifier: 9536479}
}